Home / 846,845.28-1,168,616.25-479,314.53

Finding the Fourth Proportional to 846,845.28, 1,168,616.25 and 479,314.53

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Solution

The fourth proportional to 846,845.28, 1,168,616.25 and 479,314.53 is: 661,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,845.28 : 1,168,616.25 = 479,314.53 : x
  2. Step 2: Convert to fraction form
    846,845.28/1,168,616.25 = 479,314.53/x
  3. Step 3: Cross multiply
    846,845.28x = 1,168,616.25 × 479,314.53
  4. Step 4: Simplify right side
    846,845.28x = 560,134,748,619.11
  5. Step 5: Solve for x
    x = 560,134,748,619.11/846,845.28
  6. Step 6: Final answer
    x = 661,436.94

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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.