Home / 297,104.28-445,612.68-97,445.76

Finding the Fourth Proportional to 297,104.28, 445,612.68 and 97,445.76

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Solution

The fourth proportional to 297,104.28, 445,612.68 and 97,445.76 is: 146,154.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,104.28 : 445,612.68 = 97,445.76 : x
  2. Step 2: Convert to fraction form
    297,104.28/445,612.68 = 97,445.76/x
  3. Step 3: Cross multiply
    297,104.28x = 445,612.68 × 97,445.76
  4. Step 4: Simplify right side
    297,104.28x = 43,423,066,268.24
  5. Step 5: Solve for x
    x = 43,423,066,268.24/297,104.28
  6. Step 6: Final answer
    x = 146,154.29

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1.5x scale

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.