Home / 888,360.47-1,225,937.43-480,462.30

Finding the Fourth Proportional to 888,360.47, 1,225,937.43 and 480,462.30

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Solution

The fourth proportional to 888,360.47, 1,225,937.43 and 480,462.30 is: 663,037.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,360.47 : 1,225,937.43 = 480,462.30 : x
  2. Step 2: Convert to fraction form
    888,360.47/1,225,937.43 = 480,462.30/x
  3. Step 3: Cross multiply
    888,360.47x = 1,225,937.43 × 480,462.30
  4. Step 4: Simplify right side
    888,360.47x = 589,016,717,273.89
  5. Step 5: Solve for x
    x = 589,016,717,273.89/888,360.47
  6. Step 6: Final answer
    x = 663,037.96

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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.