Home / 702,752.61-1,053,455.51-297,387.20

Finding the Fourth Proportional to 702,752.61, 1,053,455.51 and 297,387.20

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Solution

The fourth proportional to 702,752.61, 1,053,455.51 and 297,387.20 is: 445,795.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,752.61 : 1,053,455.51 = 297,387.20 : x
  2. Step 2: Convert to fraction form
    702,752.61/1,053,455.51 = 297,387.20/x
  3. Step 3: Cross multiply
    702,752.61x = 1,053,455.51 × 297,387.20
  4. Step 4: Simplify right side
    702,752.61x = 313,284,177,689.26
  5. Step 5: Solve for x
    x = 313,284,177,689.26/702,752.61
  6. Step 6: Final answer
    x = 445,795.82

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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.