Home / 447,507.16-671,259.92-132,185.50

Finding the Fourth Proportional to 447,507.16, 671,259.92 and 132,185.50

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Solution

The fourth proportional to 447,507.16, 671,259.92 and 132,185.50 is: 198,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,507.16 : 671,259.92 = 132,185.50 : x
  2. Step 2: Convert to fraction form
    447,507.16/671,259.92 = 132,185.50/x
  3. Step 3: Cross multiply
    447,507.16x = 671,259.92 × 132,185.50
  4. Step 4: Simplify right side
    447,507.16x = 88,730,824,798.86
  5. Step 5: Solve for x
    x = 88,730,824,798.86/447,507.16
  6. Step 6: Final answer
    x = 198,278.00

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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.