Home / 851,210.04-1,278,261.28-568,715.92

Finding the Fourth Proportional to 851,210.04, 1,278,261.28 and 568,715.92

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Solution

The fourth proportional to 851,210.04, 1,278,261.28 and 568,715.92 is: 854,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,210.04 : 1,278,261.28 = 568,715.92 : x
  2. Step 2: Convert to fraction form
    851,210.04/1,278,261.28 = 568,715.92/x
  3. Step 3: Cross multiply
    851,210.04x = 1,278,261.28 × 568,715.92
  4. Step 4: Simplify right side
    851,210.04x = 726,967,539,855.58
  5. Step 5: Solve for x
    x = 726,967,539,855.58/851,210.04
  6. Step 6: Final answer
    x = 854,040.14

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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.