Home / 450,254.12-674,785.77-236,585.42

Finding the Fourth Proportional to 450,254.12, 674,785.77 and 236,585.42

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Solution

The fourth proportional to 450,254.12, 674,785.77 and 236,585.42 is: 354,565.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,254.12 : 674,785.77 = 236,585.42 : x
  2. Step 2: Convert to fraction form
    450,254.12/674,785.77 = 236,585.42/x
  3. Step 3: Cross multiply
    450,254.12x = 674,785.77 × 236,585.42
  4. Step 4: Simplify right side
    450,254.12x = 159,644,474,805.47
  5. Step 5: Solve for x
    x = 159,644,474,805.47/450,254.12
  6. Step 6: Final answer
    x = 354,565.27

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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.