Home / 460,228.29-690,382.32-140,452.15

Finding the Fourth Proportional to 460,228.29, 690,382.32 and 140,452.15

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Solution

The fourth proportional to 460,228.29, 690,382.32 and 140,452.15 is: 210,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,228.29 : 690,382.32 = 140,452.15 : x
  2. Step 2: Convert to fraction form
    460,228.29/690,382.32 = 140,452.15/x
  3. Step 3: Cross multiply
    460,228.29x = 690,382.32 × 140,452.15
  4. Step 4: Simplify right side
    460,228.29x = 96,965,681,165.99
  5. Step 5: Solve for x
    x = 96,965,681,165.99/460,228.29
  6. Step 6: Final answer
    x = 210,690.40

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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.