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Finding the Fourth Proportional to 625,261.63, 939,147.92 and 373,034.92

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Solution

The fourth proportional to 625,261.63, 939,147.92 and 373,034.92 is: 560,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,261.63 : 939,147.92 = 373,034.92 : x
  2. Step 2: Convert to fraction form
    625,261.63/939,147.92 = 373,034.92/x
  3. Step 3: Cross multiply
    625,261.63x = 939,147.92 × 373,034.92
  4. Step 4: Simplify right side
    625,261.63x = 350,334,968,152.11
  5. Step 5: Solve for x
    x = 350,334,968,152.11/625,261.63
  6. Step 6: Final answer
    x = 560,301.40

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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.