Home / 733,385.57-1,012,074.45-406,722.02

Finding the Fourth Proportional to 733,385.57, 1,012,074.45 and 406,722.02

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Solution

The fourth proportional to 733,385.57, 1,012,074.45 and 406,722.02 is: 561,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,385.57 : 1,012,074.45 = 406,722.02 : x
  2. Step 2: Convert to fraction form
    733,385.57/1,012,074.45 = 406,722.02/x
  3. Step 3: Cross multiply
    733,385.57x = 1,012,074.45 × 406,722.02
  4. Step 4: Simplify right side
    733,385.57x = 411,632,964,694.39
  5. Step 5: Solve for x
    x = 411,632,964,694.39/733,385.57
  6. Step 6: Final answer
    x = 561,277.70

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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.