Home / 972,285.48-1,341,751.50-542,561.04

Finding the Fourth Proportional to 972,285.48, 1,341,751.50 and 542,561.04

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Solution

The fourth proportional to 972,285.48, 1,341,751.50 and 542,561.04 is: 748,732.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,285.48 : 1,341,751.50 = 542,561.04 : x
  2. Step 2: Convert to fraction form
    972,285.48/1,341,751.50 = 542,561.04/x
  3. Step 3: Cross multiply
    972,285.48x = 1,341,751.50 × 542,561.04
  4. Step 4: Simplify right side
    972,285.48x = 727,982,089,261.56
  5. Step 5: Solve for x
    x = 727,982,089,261.56/972,285.48
  6. Step 6: Final answer
    x = 748,732.86

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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.