Home / 1,058,315.56-1,587,450.36-259,601.02

Finding the Fourth Proportional to 1,058,315.56, 1,587,450.36 and 259,601.02

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Solution

The fourth proportional to 1,058,315.56, 1,587,450.36 and 259,601.02 is: 389,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,315.56 : 1,587,450.36 = 259,601.02 : x
  2. Step 2: Convert to fraction form
    1,058,315.56/1,587,450.36 = 259,601.02/x
  3. Step 3: Cross multiply
    1,058,315.56x = 1,587,450.36 × 259,601.02
  4. Step 4: Simplify right side
    1,058,315.56x = 412,103,732,655.37
  5. Step 5: Solve for x
    x = 412,103,732,655.37/1,058,315.56
  6. Step 6: Final answer
    x = 389,395.89

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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.