Home / 835,374.96-1,253,039.76-578,957.04

Finding the Fourth Proportional to 835,374.96, 1,253,039.76 and 578,957.04

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Solution

The fourth proportional to 835,374.96, 1,253,039.76 and 578,957.04 is: 868,419.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,374.96 : 1,253,039.76 = 578,957.04 : x
  2. Step 2: Convert to fraction form
    835,374.96/1,253,039.76 = 578,957.04/x
  3. Step 3: Cross multiply
    835,374.96x = 1,253,039.76 × 578,957.04
  4. Step 4: Simplify right side
    835,374.96x = 725,456,190,451.91
  5. Step 5: Solve for x
    x = 725,456,190,451.91/835,374.96
  6. Step 6: Final answer
    x = 868,419.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.