Home / 733,439.80-1,101,909.30-656,457.40

Finding the Fourth Proportional to 733,439.80, 1,101,909.30 and 656,457.40

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Solution

The fourth proportional to 733,439.80, 1,101,909.30 and 656,457.40 is: 986,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,439.80 : 1,101,909.30 = 656,457.40 : x
  2. Step 2: Convert to fraction form
    733,439.80/1,101,909.30 = 656,457.40/x
  3. Step 3: Cross multiply
    733,439.80x = 1,101,909.30 × 656,457.40
  4. Step 4: Simplify right side
    733,439.80x = 723,356,514,113.82
  5. Step 5: Solve for x
    x = 723,356,514,113.82/733,439.80
  6. Step 6: Final answer
    x = 986,252.06

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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.