Home / 956,199.20-1,433,956.08-316,385.12

Finding the Fourth Proportional to 956,199.20, 1,433,956.08 and 316,385.12

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Solution

The fourth proportional to 956,199.20, 1,433,956.08 and 316,385.12 is: 474,464.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,199.20 : 1,433,956.08 = 316,385.12 : x
  2. Step 2: Convert to fraction form
    956,199.20/1,433,956.08 = 316,385.12/x
  3. Step 3: Cross multiply
    956,199.20x = 1,433,956.08 × 316,385.12
  4. Step 4: Simplify right side
    956,199.20x = 453,682,366,445.53
  5. Step 5: Solve for x
    x = 453,682,366,445.53/956,199.20
  6. Step 6: Final answer
    x = 474,464.28

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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.