Home / 702,331.79-1,053,095.27-215,887.23

Finding the Fourth Proportional to 702,331.79, 1,053,095.27 and 215,887.23

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Solution

The fourth proportional to 702,331.79, 1,053,095.27 and 215,887.23 is: 323,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,331.79 : 1,053,095.27 = 215,887.23 : x
  2. Step 2: Convert to fraction form
    702,331.79/1,053,095.27 = 215,887.23/x
  3. Step 3: Cross multiply
    702,331.79x = 1,053,095.27 × 215,887.23
  4. Step 4: Simplify right side
    702,331.79x = 227,349,819,686.97
  5. Step 5: Solve for x
    x = 227,349,819,686.97/702,331.79
  6. Step 6: Final answer
    x = 323,707.15

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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.