Home / 888,106.16-1,225,587.35-480,207.89

Finding the Fourth Proportional to 888,106.16, 1,225,587.35 and 480,207.89

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Solution

The fourth proportional to 888,106.16, 1,225,587.35 and 480,207.89 is: 662,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,106.16 : 1,225,587.35 = 480,207.89 : x
  2. Step 2: Convert to fraction form
    888,106.16/1,225,587.35 = 480,207.89/x
  3. Step 3: Cross multiply
    888,106.16x = 1,225,587.35 × 480,207.89
  4. Step 4: Simplify right side
    888,106.16x = 588,536,706,825.22
  5. Step 5: Solve for x
    x = 588,536,706,825.22/888,106.16
  6. Step 6: Final answer
    x = 662,687.34

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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.