Home / 832,892.72-1,149,392.30-450,919.40

Finding the Fourth Proportional to 832,892.72, 1,149,392.30 and 450,919.40

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Solution

The fourth proportional to 832,892.72, 1,149,392.30 and 450,919.40 is: 622,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,892.72 : 1,149,392.30 = 450,919.40 : x
  2. Step 2: Convert to fraction form
    832,892.72/1,149,392.30 = 450,919.40/x
  3. Step 3: Cross multiply
    832,892.72x = 1,149,392.30 × 450,919.40
  4. Step 4: Simplify right side
    832,892.72x = 518,283,278,279.06
  5. Step 5: Solve for x
    x = 518,283,278,279.06/832,892.72
  6. Step 6: Final answer
    x = 622,268.95

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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.