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Finding the Fourth Proportional to 574,677, 862,012.95 and 175,316.42

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Solution

The fourth proportional to 574,677, 862,012.95 and 175,316.42 is: 262,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,677 : 862,012.95 = 175,316.42 : x
  2. Step 2: Convert to fraction form
    574,677/862,012.95 = 175,316.42/x
  3. Step 3: Cross multiply
    574,677x = 862,012.95 × 175,316.42
  4. Step 4: Simplify right side
    574,677x = 151,125,020,077.57
  5. Step 5: Solve for x
    x = 151,125,020,077.57/574,677
  6. Step 6: Final answer
    x = 262,973.84

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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.