Home / 765,007.90-1,144,887.45-702,022.30

Finding the Fourth Proportional to 765,007.90, 1,144,887.45 and 702,022.30

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Solution

The fourth proportional to 765,007.90, 1,144,887.45 and 702,022.30 is: 1,050,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,007.90 : 1,144,887.45 = 702,022.30 : x
  2. Step 2: Convert to fraction form
    765,007.90/1,144,887.45 = 702,022.30/x
  3. Step 3: Cross multiply
    765,007.90x = 1,144,887.45 × 702,022.30
  4. Step 4: Simplify right side
    765,007.90x = 803,736,520,890.14
  5. Step 5: Solve for x
    x = 803,736,520,890.14/765,007.90
  6. Step 6: Final answer
    x = 1,050,625.13

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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.