Home / 832,082.40-1,248,985.04-512,464.48

Finding the Fourth Proportional to 832,082.40, 1,248,985.04 and 512,464.48

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Solution

The fourth proportional to 832,082.40, 1,248,985.04 and 512,464.48 is: 769,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,082.40 : 1,248,985.04 = 512,464.48 : x
  2. Step 2: Convert to fraction form
    832,082.40/1,248,985.04 = 512,464.48/x
  3. Step 3: Cross multiply
    832,082.40x = 1,248,985.04 × 512,464.48
  4. Step 4: Simplify right side
    832,082.40x = 640,060,469,051.38
  5. Step 5: Solve for x
    x = 640,060,469,051.38/832,082.40
  6. Step 6: Final answer
    x = 769,227.27

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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.