Home / 910,452.90-1,366,226.10-377,918.40

Finding the Fourth Proportional to 910,452.90, 1,366,226.10 and 377,918.40

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Solution

The fourth proportional to 910,452.90, 1,366,226.10 and 377,918.40 is: 567,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,452.90 : 1,366,226.10 = 377,918.40 : x
  2. Step 2: Convert to fraction form
    910,452.90/1,366,226.10 = 377,918.40/x
  3. Step 3: Cross multiply
    910,452.90x = 1,366,226.10 × 377,918.40
  4. Step 4: Simplify right side
    910,452.90x = 516,321,981,750.24
  5. Step 5: Solve for x
    x = 516,321,981,750.24/910,452.90
  6. Step 6: Final answer
    x = 567,104.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.