Home / 801,753.84-1,106,373.06-439,105.50

Finding the Fourth Proportional to 801,753.84, 1,106,373.06 and 439,105.50

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Solution

The fourth proportional to 801,753.84, 1,106,373.06 and 439,105.50 is: 605,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,753.84 : 1,106,373.06 = 439,105.50 : x
  2. Step 2: Convert to fraction form
    801,753.84/1,106,373.06 = 439,105.50/x
  3. Step 3: Cross multiply
    801,753.84x = 1,106,373.06 × 439,105.50
  4. Step 4: Simplify right side
    801,753.84x = 485,814,495,697.83
  5. Step 5: Solve for x
    x = 485,814,495,697.83/801,753.84
  6. Step 6: Final answer
    x = 605,939.72

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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.