Home / 972,411.33-1,341,995.00-542,775.45

Finding the Fourth Proportional to 972,411.33, 1,341,995.00 and 542,775.45

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Solution

The fourth proportional to 972,411.33, 1,341,995.00 and 542,775.45 is: 749,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,411.33 : 1,341,995.00 = 542,775.45 : x
  2. Step 2: Convert to fraction form
    972,411.33/1,341,995.00 = 542,775.45/x
  3. Step 3: Cross multiply
    972,411.33x = 1,341,995.00 × 542,775.45
  4. Step 4: Simplify right side
    972,411.33x = 728,401,937,308.87
  5. Step 5: Solve for x
    x = 728,401,937,308.87/972,411.33
  6. Step 6: Final answer
    x = 749,067.72

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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.