Home / 460,596.96-690,837.12-180,311.04

Finding the Fourth Proportional to 460,596.96, 690,837.12 and 180,311.04

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Solution

The fourth proportional to 460,596.96, 690,837.12 and 180,311.04 is: 270,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,596.96 : 690,837.12 = 180,311.04 : x
  2. Step 2: Convert to fraction form
    460,596.96/690,837.12 = 180,311.04/x
  3. Step 3: Cross multiply
    460,596.96x = 690,837.12 × 180,311.04
  4. Step 4: Simplify right side
    460,596.96x = 124,565,559,577.81
  5. Step 5: Solve for x
    x = 124,565,559,577.81/460,596.96
  6. Step 6: Final answer
    x = 270,443.73

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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.