Home / 475,153.45-655,547.85-271,057.14

Finding the Fourth Proportional to 475,153.45, 655,547.85 and 271,057.14

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Solution

The fourth proportional to 475,153.45, 655,547.85 and 271,057.14 is: 373,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,153.45 : 655,547.85 = 271,057.14 : x
  2. Step 2: Convert to fraction form
    475,153.45/655,547.85 = 271,057.14/x
  3. Step 3: Cross multiply
    475,153.45x = 655,547.85 × 271,057.14
  4. Step 4: Simplify right side
    475,153.45x = 177,690,925,354.15
  5. Step 5: Solve for x
    x = 177,690,925,354.15/475,153.45
  6. Step 6: Final answer
    x = 373,965.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.