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Finding the Fourth Proportional to 602,161.52, 903,242.68 and 152,916.08

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Solution

The fourth proportional to 602,161.52, 903,242.68 and 152,916.08 is: 229,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,161.52 : 903,242.68 = 152,916.08 : x
  2. Step 2: Convert to fraction form
    602,161.52/903,242.68 = 152,916.08/x
  3. Step 3: Cross multiply
    602,161.52x = 903,242.68 × 152,916.08
  4. Step 4: Simplify right side
    602,161.52x = 138,120,329,914.29
  5. Step 5: Solve for x
    x = 138,120,329,914.29/602,161.52
  6. Step 6: Final answer
    x = 229,374.22

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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.