Home / 772,414.50-1,065,997.62-432,948.36

Finding the Fourth Proportional to 772,414.50, 1,065,997.62 and 432,948.36

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Solution

The fourth proportional to 772,414.50, 1,065,997.62 and 432,948.36 is: 597,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,414.50 : 1,065,997.62 = 432,948.36 : x
  2. Step 2: Convert to fraction form
    772,414.50/1,065,997.62 = 432,948.36/x
  3. Step 3: Cross multiply
    772,414.50x = 1,065,997.62 × 432,948.36
  4. Step 4: Simplify right side
    772,414.50x = 461,521,921,342.90
  5. Step 5: Solve for x
    x = 461,521,921,342.90/772,414.50
  6. Step 6: Final answer
    x = 597,505.51

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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.