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Finding the Fourth Proportional to 357,655.28, 535,994.48 and 180,282.29

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Solution

The fourth proportional to 357,655.28, 535,994.48 and 180,282.29 is: 270,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,655.28 : 535,994.48 = 180,282.29 : x
  2. Step 2: Convert to fraction form
    357,655.28/535,994.48 = 180,282.29/x
  3. Step 3: Cross multiply
    357,655.28x = 535,994.48 × 180,282.29
  4. Step 4: Simplify right side
    357,655.28x = 96,630,310,052.49
  5. Step 5: Solve for x
    x = 96,630,310,052.49/357,655.28
  6. Step 6: Final answer
    x = 270,177.23

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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.