Home / 732,945.12-1,011,446.64-410,668.80

Finding the Fourth Proportional to 732,945.12, 1,011,446.64 and 410,668.80

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Solution

The fourth proportional to 732,945.12, 1,011,446.64 and 410,668.80 is: 566,713.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,945.12 : 1,011,446.64 = 410,668.80 : x
  2. Step 2: Convert to fraction form
    732,945.12/1,011,446.64 = 410,668.80/x
  3. Step 3: Cross multiply
    732,945.12x = 1,011,446.64 × 410,668.80
  4. Step 4: Simplify right side
    732,945.12x = 415,369,577,912.83
  5. Step 5: Solve for x
    x = 415,369,577,912.83/732,945.12
  6. Step 6: Final answer
    x = 566,713.07

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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.