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Finding the Fourth Proportional to 414,753.60, 572,210.28 and 271,595.28

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Solution

The fourth proportional to 414,753.60, 572,210.28 and 271,595.28 is: 374,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,753.60 : 572,210.28 = 271,595.28 : x
  2. Step 2: Convert to fraction form
    414,753.60/572,210.28 = 271,595.28/x
  3. Step 3: Cross multiply
    414,753.60x = 572,210.28 × 271,595.28
  4. Step 4: Simplify right side
    414,753.60x = 155,409,611,215.48
  5. Step 5: Solve for x
    x = 155,409,611,215.48/414,753.60
  6. Step 6: Final answer
    x = 374,703.47

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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.