Home / 475,077.32-655,617.35-271,124.18

Finding the Fourth Proportional to 475,077.32, 655,617.35 and 271,124.18

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Solution

The fourth proportional to 475,077.32, 655,617.35 and 271,124.18 is: 374,157.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,077.32 : 655,617.35 = 271,124.18 : x
  2. Step 2: Convert to fraction form
    475,077.32/655,617.35 = 271,124.18/x
  3. Step 3: Cross multiply
    475,077.32x = 655,617.35 × 271,124.18
  4. Step 4: Simplify right side
    475,077.32x = 177,753,716,270.81
  5. Step 5: Solve for x
    x = 177,753,716,270.81/475,077.32
  6. Step 6: Final answer
    x = 374,157.45

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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.