Home / 838,254.20-1,156,758.60-475,656.44

Finding the Fourth Proportional to 838,254.20, 1,156,758.60 and 475,656.44

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Solution

The fourth proportional to 838,254.20, 1,156,758.60 and 475,656.44 is: 656,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,254.20 : 1,156,758.60 = 475,656.44 : x
  2. Step 2: Convert to fraction form
    838,254.20/1,156,758.60 = 475,656.44/x
  3. Step 3: Cross multiply
    838,254.20x = 1,156,758.60 × 475,656.44
  4. Step 4: Simplify right side
    838,254.20x = 550,219,677,615.38
  5. Step 5: Solve for x
    x = 550,219,677,615.38/838,254.20
  6. Step 6: Final answer
    x = 656,387.62

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1.5x scale

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.