Home / 964,909.60-1,331,734.68-535,328.13

Finding the Fourth Proportional to 964,909.60, 1,331,734.68 and 535,328.13

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Solution

The fourth proportional to 964,909.60, 1,331,734.68 and 535,328.13 is: 738,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,909.60 : 1,331,734.68 = 535,328.13 : x
  2. Step 2: Convert to fraction form
    964,909.60/1,331,734.68 = 535,328.13/x
  3. Step 3: Cross multiply
    964,909.60x = 1,331,734.68 × 535,328.13
  4. Step 4: Simplify right side
    964,909.60x = 712,915,035,900.55
  5. Step 5: Solve for x
    x = 712,915,035,900.55/964,909.60
  6. Step 6: Final answer
    x = 738,841.27

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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.