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Finding the Fourth Proportional to 602,554.75, 902,897.69 and 349,206.86

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Solution

The fourth proportional to 602,554.75, 902,897.69 and 349,206.86 is: 523,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,554.75 : 902,897.69 = 349,206.86 : x
  2. Step 2: Convert to fraction form
    602,554.75/902,897.69 = 349,206.86/x
  3. Step 3: Cross multiply
    602,554.75x = 902,897.69 × 349,206.86
  4. Step 4: Simplify right side
    602,554.75x = 315,298,070,356.42
  5. Step 5: Solve for x
    x = 315,298,070,356.42/602,554.75
  6. Step 6: Final answer
    x = 523,268.75

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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.