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Finding the Fourth Proportional to 532,164.40, 798,246.60 and 493,673.20

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Solution

The fourth proportional to 532,164.40, 798,246.60 and 493,673.20 is: 740,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,164.40 : 798,246.60 = 493,673.20 : x
  2. Step 2: Convert to fraction form
    532,164.40/798,246.60 = 493,673.20/x
  3. Step 3: Cross multiply
    532,164.40x = 798,246.60 × 493,673.20
  4. Step 4: Simplify right side
    532,164.40x = 394,072,953,411.12
  5. Step 5: Solve for x
    x = 394,072,953,411.12/532,164.40
  6. Step 6: Final answer
    x = 740,509.80

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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.