Home / 657,463.13-986,250.78-230,961.68

Finding the Fourth Proportional to 657,463.13, 986,250.78 and 230,961.68

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Solution

The fourth proportional to 657,463.13, 986,250.78 and 230,961.68 is: 346,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,463.13 : 986,250.78 = 230,961.68 : x
  2. Step 2: Convert to fraction form
    657,463.13/986,250.78 = 230,961.68/x
  3. Step 3: Cross multiply
    657,463.13x = 986,250.78 × 230,961.68
  4. Step 4: Simplify right side
    657,463.13x = 227,786,137,050.11
  5. Step 5: Solve for x
    x = 227,786,137,050.11/657,463.13
  6. Step 6: Final answer
    x = 346,462.22

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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.