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Finding the Fourth Proportional to 555,254.66, 833,215.21 and 239,711.27

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Solution

The fourth proportional to 555,254.66, 833,215.21 and 239,711.27 is: 359,710.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,254.66 : 833,215.21 = 239,711.27 : x
  2. Step 2: Convert to fraction form
    555,254.66/833,215.21 = 239,711.27/x
  3. Step 3: Cross multiply
    555,254.66x = 833,215.21 × 239,711.27
  4. Step 4: Simplify right side
    555,254.66x = 199,731,071,407.06
  5. Step 5: Solve for x
    x = 199,731,071,407.06/555,254.66
  6. Step 6: Final answer
    x = 359,710.75

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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.