Home / 671,331.88-1,006,997.34-460,330.12

Finding the Fourth Proportional to 671,331.88, 1,006,997.34 and 460,330.12

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Solution

The fourth proportional to 671,331.88, 1,006,997.34 and 460,330.12 is: 690,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,331.88 : 1,006,997.34 = 460,330.12 : x
  2. Step 2: Convert to fraction form
    671,331.88/1,006,997.34 = 460,330.12/x
  3. Step 3: Cross multiply
    671,331.88x = 1,006,997.34 × 460,330.12
  4. Step 4: Simplify right side
    671,331.88x = 463,551,206,361.88
  5. Step 5: Solve for x
    x = 463,551,206,361.88/671,331.88
  6. Step 6: Final answer
    x = 690,494.85

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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.