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Finding the Fourth Proportional to 658,034.23, 908,070.52 and 367,648.03

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Solution

The fourth proportional to 658,034.23, 908,070.52 and 367,648.03 is: 507,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,034.23 : 908,070.52 = 367,648.03 : x
  2. Step 2: Convert to fraction form
    658,034.23/908,070.52 = 367,648.03/x
  3. Step 3: Cross multiply
    658,034.23x = 908,070.52 × 367,648.03
  4. Step 4: Simplify right side
    658,034.23x = 333,850,337,779.08
  5. Step 5: Solve for x
    x = 333,850,337,779.08/658,034.23
  6. Step 6: Final answer
    x = 507,344.94

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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.