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Finding the Fourth Proportional to 366,962.60, 550,443.90 and 157,010.60

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Solution

The fourth proportional to 366,962.60, 550,443.90 and 157,010.60 is: 235,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,962.60 : 550,443.90 = 157,010.60 : x
  2. Step 2: Convert to fraction form
    366,962.60/550,443.90 = 157,010.60/x
  3. Step 3: Cross multiply
    366,962.60x = 550,443.90 × 157,010.60
  4. Step 4: Simplify right side
    366,962.60x = 86,425,527,005.34
  5. Step 5: Solve for x
    x = 86,425,527,005.34/366,962.60
  6. Step 6: Final answer
    x = 235,515.90

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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.