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Finding the Fourth Proportional to 268,331.60, 402,497.40 and 241,605.20

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Solution

The fourth proportional to 268,331.60, 402,497.40 and 241,605.20 is: 362,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,331.60 : 402,497.40 = 241,605.20 : x
  2. Step 2: Convert to fraction form
    268,331.60/402,497.40 = 241,605.20/x
  3. Step 3: Cross multiply
    268,331.60x = 402,497.40 × 241,605.20
  4. Step 4: Simplify right side
    268,331.60x = 97,245,464,826.48
  5. Step 5: Solve for x
    x = 97,245,464,826.48/268,331.60
  6. Step 6: Final answer
    x = 362,407.80

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1.5x scale

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.