Home / 762,708.69-1,052,550.18-440,446.95

Finding the Fourth Proportional to 762,708.69, 1,052,550.18 and 440,446.95

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Solution

The fourth proportional to 762,708.69, 1,052,550.18 and 440,446.95 is: 607,823.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,708.69 : 1,052,550.18 = 440,446.95 : x
  2. Step 2: Convert to fraction form
    762,708.69/1,052,550.18 = 440,446.95/x
  3. Step 3: Cross multiply
    762,708.69x = 1,052,550.18 × 440,446.95
  4. Step 4: Simplify right side
    762,708.69x = 463,592,516,502.95
  5. Step 5: Solve for x
    x = 463,592,516,502.95/762,708.69
  6. Step 6: Final answer
    x = 607,823.83

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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.