Home / 972,237.48-1,341,685.22-542,513

Finding the Fourth Proportional to 972,237.48, 1,341,685.22 and 542,513

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Solution

The fourth proportional to 972,237.48, 1,341,685.22 and 542,513 is: 748,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,237.48 : 1,341,685.22 = 542,513 : x
  2. Step 2: Convert to fraction form
    972,237.48/1,341,685.22 = 542,513/x
  3. Step 3: Cross multiply
    972,237.48x = 1,341,685.22 × 542,513
  4. Step 4: Simplify right side
    972,237.48x = 727,881,673,757.86
  5. Step 5: Solve for x
    x = 727,881,673,757.86/972,237.48
  6. Step 6: Final answer
    x = 748,666.54

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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.