Home / 888,624.73-1,226,297.07-480,725.38

Finding the Fourth Proportional to 888,624.73, 1,226,297.07 and 480,725.38

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Solution

The fourth proportional to 888,624.73, 1,226,297.07 and 480,725.38 is: 663,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,624.73 : 1,226,297.07 = 480,725.38 : x
  2. Step 2: Convert to fraction form
    888,624.73/1,226,297.07 = 480,725.38/x
  3. Step 3: Cross multiply
    888,624.73x = 1,226,297.07 × 480,725.38
  4. Step 4: Simplify right side
    888,624.73x = 589,512,126,501.51
  5. Step 5: Solve for x
    x = 589,512,126,501.51/888,624.73
  6. Step 6: Final answer
    x = 663,398.29

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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.