Home / 732,409.80-1,098,614.70-614,311.80

Finding the Fourth Proportional to 732,409.80, 1,098,614.70 and 614,311.80

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Solution

The fourth proportional to 732,409.80, 1,098,614.70 and 614,311.80 is: 921,467.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,409.80 : 1,098,614.70 = 614,311.80 : x
  2. Step 2: Convert to fraction form
    732,409.80/1,098,614.70 = 614,311.80/x
  3. Step 3: Cross multiply
    732,409.80x = 1,098,614.70 × 614,311.80
  4. Step 4: Simplify right side
    732,409.80x = 674,891,973,863.46
  5. Step 5: Solve for x
    x = 674,891,973,863.46/732,409.80
  6. Step 6: Final answer
    x = 921,467.70

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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.