Home / 888,511.04-1,226,173.38-486,103.04

Finding the Fourth Proportional to 888,511.04, 1,226,173.38 and 486,103.04

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Solution

The fourth proportional to 888,511.04, 1,226,173.38 and 486,103.04 is: 670,837.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,511.04 : 1,226,173.38 = 486,103.04 : x
  2. Step 2: Convert to fraction form
    888,511.04/1,226,173.38 = 486,103.04/x
  3. Step 3: Cross multiply
    888,511.04x = 1,226,173.38 × 486,103.04
  4. Step 4: Simplify right side
    888,511.04x = 596,046,607,585.08
  5. Step 5: Solve for x
    x = 596,046,607,585.08/888,511.04
  6. Step 6: Final answer
    x = 670,837.59

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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.