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Finding the Fourth Proportional to 594,077.16, 819,869.85 and 339,422.88

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Solution

The fourth proportional to 594,077.16, 819,869.85 and 339,422.88 is: 468,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,077.16 : 819,869.85 = 339,422.88 : x
  2. Step 2: Convert to fraction form
    594,077.16/819,869.85 = 339,422.88/x
  3. Step 3: Cross multiply
    594,077.16x = 819,869.85 × 339,422.88
  4. Step 4: Simplify right side
    594,077.16x = 278,282,585,712.17
  5. Step 5: Solve for x
    x = 278,282,585,712.17/594,077.16
  6. Step 6: Final answer
    x = 468,428.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.