Home / 972,282.48-1,341,747.36-542,558.04

Finding the Fourth Proportional to 972,282.48, 1,341,747.36 and 542,558.04

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Solution

The fourth proportional to 972,282.48, 1,341,747.36 and 542,558.04 is: 748,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,282.48 : 1,341,747.36 = 542,558.04 : x
  2. Step 2: Convert to fraction form
    972,282.48/1,341,747.36 = 542,558.04/x
  3. Step 3: Cross multiply
    972,282.48x = 1,341,747.36 × 542,558.04
  4. Step 4: Simplify right side
    972,282.48x = 727,975,817,816.78
  5. Step 5: Solve for x
    x = 727,975,817,816.78/972,282.48
  6. Step 6: Final answer
    x = 748,728.72

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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.