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Finding the Fourth Proportional to 522,302.28, 783,566.21 and 162,466.27

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Solution

The fourth proportional to 522,302.28, 783,566.21 and 162,466.27 is: 243,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,302.28 : 783,566.21 = 162,466.27 : x
  2. Step 2: Convert to fraction form
    522,302.28/783,566.21 = 162,466.27/x
  3. Step 3: Cross multiply
    522,302.28x = 783,566.21 × 162,466.27
  4. Step 4: Simplify right side
    522,302.28x = 127,303,081,377.67
  5. Step 5: Solve for x
    x = 127,303,081,377.67/522,302.28
  6. Step 6: Final answer
    x = 243,734.49

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.