Home / 888,045.63-1,225,500.49-480,144.61

Finding the Fourth Proportional to 888,045.63, 1,225,500.49 and 480,144.61

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Solution

The fourth proportional to 888,045.63, 1,225,500.49 and 480,144.61 is: 662,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,045.63 : 1,225,500.49 = 480,144.61 : x
  2. Step 2: Convert to fraction form
    888,045.63/1,225,500.49 = 480,144.61/x
  3. Step 3: Cross multiply
    888,045.63x = 1,225,500.49 × 480,144.61
  4. Step 4: Simplify right side
    888,045.63x = 588,417,454,257.10
  5. Step 5: Solve for x
    x = 588,417,454,257.10/888,045.63
  6. Step 6: Final answer
    x = 662,598.22

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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.