Home / 771,124.68-1,156,500.72-297,507.96

Finding the Fourth Proportional to 771,124.68, 1,156,500.72 and 297,507.96

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Solution

The fourth proportional to 771,124.68, 1,156,500.72 and 297,507.96 is: 446,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,124.68 : 1,156,500.72 = 297,507.96 : x
  2. Step 2: Convert to fraction form
    771,124.68/1,156,500.72 = 297,507.96/x
  3. Step 3: Cross multiply
    771,124.68x = 1,156,500.72 × 297,507.96
  4. Step 4: Simplify right side
    771,124.68x = 344,068,169,945.73
  5. Step 5: Solve for x
    x = 344,068,169,945.73/771,124.68
  6. Step 6: Final answer
    x = 446,190.06

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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.