Home / 929,471.40-1,394,207.10-873,484.20

Finding the Fourth Proportional to 929,471.40, 1,394,207.10 and 873,484.20

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Solution

The fourth proportional to 929,471.40, 1,394,207.10 and 873,484.20 is: 1,310,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,471.40 : 1,394,207.10 = 873,484.20 : x
  2. Step 2: Convert to fraction form
    929,471.40/1,394,207.10 = 873,484.20/x
  3. Step 3: Cross multiply
    929,471.40x = 1,394,207.10 × 873,484.20
  4. Step 4: Simplify right side
    929,471.40x = 1,217,817,873,377.82
  5. Step 5: Solve for x
    x = 1,217,817,873,377.82/929,471.40
  6. Step 6: Final answer
    x = 1,310,226.30

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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.