Home / 971,944.64-1,457,929.92-340,876.88

Finding the Fourth Proportional to 971,944.64, 1,457,929.92 and 340,876.88

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Solution

The fourth proportional to 971,944.64, 1,457,929.92 and 340,876.88 is: 511,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,944.64 : 1,457,929.92 = 340,876.88 : x
  2. Step 2: Convert to fraction form
    971,944.64/1,457,929.92 = 340,876.88/x
  3. Step 3: Cross multiply
    971,944.64x = 1,457,929.92 × 340,876.88
  4. Step 4: Simplify right side
    971,944.64x = 496,974,602,388.25
  5. Step 5: Solve for x
    x = 496,974,602,388.25/971,944.64
  6. Step 6: Final answer
    x = 511,319.87

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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.