Home / 972,045.74-1,341,487.60-542,335.17

Finding the Fourth Proportional to 972,045.74, 1,341,487.60 and 542,335.17

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Solution

The fourth proportional to 972,045.74, 1,341,487.60 and 542,335.17 is: 748,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,045.74 : 1,341,487.60 = 542,335.17 : x
  2. Step 2: Convert to fraction form
    972,045.74/1,341,487.60 = 542,335.17/x
  3. Step 3: Cross multiply
    972,045.74x = 1,341,487.60 × 542,335.17
  4. Step 4: Simplify right side
    972,045.74x = 727,535,905,598.89
  5. Step 5: Solve for x
    x = 727,535,905,598.89/972,045.74
  6. Step 6: Final answer
    x = 748,458.51

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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.