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Finding the Fourth Proportional to 264,005.80, 396,008.70 and 237,740.20

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Solution

The fourth proportional to 264,005.80, 396,008.70 and 237,740.20 is: 356,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,005.80 : 396,008.70 = 237,740.20 : x
  2. Step 2: Convert to fraction form
    264,005.80/396,008.70 = 237,740.20/x
  3. Step 3: Cross multiply
    264,005.80x = 396,008.70 × 237,740.20
  4. Step 4: Simplify right side
    264,005.80x = 94,147,187,539.74
  5. Step 5: Solve for x
    x = 94,147,187,539.74/264,005.80
  6. Step 6: Final answer
    x = 356,610.30

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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.