Home / 460,523.64-690,724.98-144,982.20

Finding the Fourth Proportional to 460,523.64, 690,724.98 and 144,982.20

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Solution

The fourth proportional to 460,523.64, 690,724.98 and 144,982.20 is: 217,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,523.64 : 690,724.98 = 144,982.20 : x
  2. Step 2: Convert to fraction form
    460,523.64/690,724.98 = 144,982.20/x
  3. Step 3: Cross multiply
    460,523.64x = 690,724.98 × 144,982.20
  4. Step 4: Simplify right side
    460,523.64x = 100,142,827,195.36
  5. Step 5: Solve for x
    x = 100,142,827,195.36/460,523.64
  6. Step 6: Final answer
    x = 217,454.26

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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.