Home / 425,040.15-586,554.51-231,444.87

Finding the Fourth Proportional to 425,040.15, 586,554.51 and 231,444.87

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Solution

The fourth proportional to 425,040.15, 586,554.51 and 231,444.87 is: 319,393.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,040.15 : 586,554.51 = 231,444.87 : x
  2. Step 2: Convert to fraction form
    425,040.15/586,554.51 = 231,444.87/x
  3. Step 3: Cross multiply
    425,040.15x = 586,554.51 × 231,444.87
  4. Step 4: Simplify right side
    425,040.15x = 135,755,032,314.86
  5. Step 5: Solve for x
    x = 135,755,032,314.86/425,040.15
  6. Step 6: Final answer
    x = 319,393.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.