Home / 888,447.61-1,226,057.79-480,549.48

Finding the Fourth Proportional to 888,447.61, 1,226,057.79 and 480,549.48

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Solution

The fourth proportional to 888,447.61, 1,226,057.79 and 480,549.48 is: 663,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,447.61 : 1,226,057.79 = 480,549.48 : x
  2. Step 2: Convert to fraction form
    888,447.61/1,226,057.79 = 480,549.48/x
  3. Step 3: Cross multiply
    888,447.61x = 1,226,057.79 × 480,549.48
  4. Step 4: Simplify right side
    888,447.61x = 589,181,433,434.45
  5. Step 5: Solve for x
    x = 589,181,433,434.45/888,447.61
  6. Step 6: Final answer
    x = 663,158.33

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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.