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Finding the Fourth Proportional to 602,324.07, 903,569.49 and 203,079

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Solution

The fourth proportional to 602,324.07, 903,569.49 and 203,079 is: 304,646.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,324.07 : 903,569.49 = 203,079 : x
  2. Step 2: Convert to fraction form
    602,324.07/903,569.49 = 203,079/x
  3. Step 3: Cross multiply
    602,324.07x = 903,569.49 × 203,079
  4. Step 4: Simplify right side
    602,324.07x = 183,495,988,459.71
  5. Step 5: Solve for x
    x = 183,495,988,459.71/602,324.07
  6. Step 6: Final answer
    x = 304,646.61

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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.