Home / 1,058,598.72-1,587,885.12-259,873.92

Finding the Fourth Proportional to 1,058,598.72, 1,587,885.12 and 259,873.92

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Solution

The fourth proportional to 1,058,598.72, 1,587,885.12 and 259,873.92 is: 389,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,598.72 : 1,587,885.12 = 259,873.92 : x
  2. Step 2: Convert to fraction form
    1,058,598.72/1,587,885.12 = 259,873.92/x
  3. Step 3: Cross multiply
    1,058,598.72x = 1,587,885.12 × 259,873.92
  4. Step 4: Simplify right side
    1,058,598.72x = 412,649,930,644.07
  5. Step 5: Solve for x
    x = 412,649,930,644.07/1,058,598.72
  6. Step 6: Final answer
    x = 389,807.70

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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.