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Finding the Fourth Proportional to 586,275.67, 878,821.44 and 282,223.29

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Solution

The fourth proportional to 586,275.67, 878,821.44 and 282,223.29 is: 423,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,275.67 : 878,821.44 = 282,223.29 : x
  2. Step 2: Convert to fraction form
    586,275.67/878,821.44 = 282,223.29/x
  3. Step 3: Cross multiply
    586,275.67x = 878,821.44 × 282,223.29
  4. Step 4: Simplify right side
    586,275.67x = 248,023,878,119.34
  5. Step 5: Solve for x
    x = 248,023,878,119.34/586,275.67
  6. Step 6: Final answer
    x = 423,049.92

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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.