Home / 972,232.98-1,341,749.30-542,520.28

Finding the Fourth Proportional to 972,232.98, 1,341,749.30 and 542,520.28

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Solution

The fourth proportional to 972,232.98, 1,341,749.30 and 542,520.28 is: 748,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,232.98 : 1,341,749.30 = 542,520.28 : x
  2. Step 2: Convert to fraction form
    972,232.98/1,341,749.30 = 542,520.28/x
  3. Step 3: Cross multiply
    972,232.98x = 1,341,749.30 × 542,520.28
  4. Step 4: Simplify right side
    972,232.98x = 727,926,205,925.80
  5. Step 5: Solve for x
    x = 727,926,205,925.80/972,232.98
  6. Step 6: Final answer
    x = 748,715.81

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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.