Home / 901,236.04-1,243,620.67-538,587.70

Finding the Fourth Proportional to 901,236.04, 1,243,620.67 and 538,587.70

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Solution

The fourth proportional to 901,236.04, 1,243,620.67 and 538,587.70 is: 743,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,236.04 : 1,243,620.67 = 538,587.70 : x
  2. Step 2: Convert to fraction form
    901,236.04/1,243,620.67 = 538,587.70/x
  3. Step 3: Cross multiply
    901,236.04x = 1,243,620.67 × 538,587.70
  4. Step 4: Simplify right side
    901,236.04x = 669,798,787,416.72
  5. Step 5: Solve for x
    x = 669,798,787,416.72/901,236.04
  6. Step 6: Final answer
    x = 743,200.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.