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Finding the Fourth Proportional to 532,107.60, 798,161.40 and 523,359.60

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Solution

The fourth proportional to 532,107.60, 798,161.40 and 523,359.60 is: 785,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,107.60 : 798,161.40 = 523,359.60 : x
  2. Step 2: Convert to fraction form
    532,107.60/798,161.40 = 523,359.60/x
  3. Step 3: Cross multiply
    532,107.60x = 798,161.40 × 523,359.60
  4. Step 4: Simplify right side
    532,107.60x = 417,725,431,039.44
  5. Step 5: Solve for x
    x = 417,725,431,039.44/532,107.60
  6. Step 6: Final answer
    x = 785,039.40

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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.