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Finding the Fourth Proportional to 594,779.42, 892,170.40 and 418,077.12

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Solution

The fourth proportional to 594,779.42, 892,170.40 and 418,077.12 is: 627,116.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,779.42 : 892,170.40 = 418,077.12 : x
  2. Step 2: Convert to fraction form
    594,779.42/892,170.40 = 418,077.12/x
  3. Step 3: Cross multiply
    594,779.42x = 892,170.40 × 418,077.12
  4. Step 4: Simplify right side
    594,779.42x = 372,996,031,381.25
  5. Step 5: Solve for x
    x = 372,996,031,381.25/594,779.42
  6. Step 6: Final answer
    x = 627,116.57

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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.