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Finding the Fourth Proportional to 230,460.60, 318,280.14 and 187,551.48

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Solution

The fourth proportional to 230,460.60, 318,280.14 and 187,551.48 is: 259,020.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,460.60 : 318,280.14 = 187,551.48 : x
  2. Step 2: Convert to fraction form
    230,460.60/318,280.14 = 187,551.48/x
  3. Step 3: Cross multiply
    230,460.60x = 318,280.14 × 187,551.48
  4. Step 4: Simplify right side
    230,460.60x = 59,693,911,311.61
  5. Step 5: Solve for x
    x = 59,693,911,311.61/230,460.60
  6. Step 6: Final answer
    x = 259,020.03

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1.5x scale

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.