Home / 864,712.38-1,297,855.68-460,244.16

Finding the Fourth Proportional to 864,712.38, 1,297,855.68 and 460,244.16

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Solution

The fourth proportional to 864,712.38, 1,297,855.68 and 460,244.16 is: 690,785.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,712.38 : 1,297,855.68 = 460,244.16 : x
  2. Step 2: Convert to fraction form
    864,712.38/1,297,855.68 = 460,244.16/x
  3. Step 3: Cross multiply
    864,712.38x = 1,297,855.68 × 460,244.16
  4. Step 4: Simplify right side
    864,712.38x = 597,330,497,242.83
  5. Step 5: Solve for x
    x = 597,330,497,242.83/864,712.38
  6. Step 6: Final answer
    x = 690,785.18

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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.