Home / 791,579.47-1,092,376.86-429,012.13

Finding the Fourth Proportional to 791,579.47, 1,092,376.86 and 429,012.13

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Solution

The fourth proportional to 791,579.47, 1,092,376.86 and 429,012.13 is: 592,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,579.47 : 1,092,376.86 = 429,012.13 : x
  2. Step 2: Convert to fraction form
    791,579.47/1,092,376.86 = 429,012.13/x
  3. Step 3: Cross multiply
    791,579.47x = 1,092,376.86 × 429,012.13
  4. Step 4: Simplify right side
    791,579.47x = 468,642,923,471.31
  5. Step 5: Solve for x
    x = 468,642,923,471.31/791,579.47
  6. Step 6: Final answer
    x = 592,035.22

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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.