Home / 972,019.50-1,341,425.79-542,337.18

Finding the Fourth Proportional to 972,019.50, 1,341,425.79 and 542,337.18

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Solution

The fourth proportional to 972,019.50, 1,341,425.79 and 542,337.18 is: 748,447.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,019.50 : 1,341,425.79 = 542,337.18 : x
  2. Step 2: Convert to fraction form
    972,019.50/1,341,425.79 = 542,337.18/x
  3. Step 3: Cross multiply
    972,019.50x = 1,341,425.79 × 542,337.18
  4. Step 4: Simplify right side
    972,019.50x = 727,505,080,127.87
  5. Step 5: Solve for x
    x = 727,505,080,127.87/972,019.50
  6. Step 6: Final answer
    x = 748,447.00

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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.