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Finding the Fourth Proportional to 659,702.30, 988,897.35 and 304,096.10

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Solution

The fourth proportional to 659,702.30, 988,897.35 and 304,096.10 is: 455,841.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,702.30 : 988,897.35 = 304,096.10 : x
  2. Step 2: Convert to fraction form
    659,702.30/988,897.35 = 304,096.10/x
  3. Step 3: Cross multiply
    659,702.30x = 988,897.35 × 304,096.10
  4. Step 4: Simplify right side
    659,702.30x = 300,719,827,435.34
  5. Step 5: Solve for x
    x = 300,719,827,435.34/659,702.30
  6. Step 6: Final answer
    x = 455,841.71

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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.