Home / 1,058,064.60-1,587,156.93-338,469.54

Finding the Fourth Proportional to 1,058,064.60, 1,587,156.93 and 338,469.54

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Solution

The fourth proportional to 1,058,064.60, 1,587,156.93 and 338,469.54 is: 507,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,064.60 : 1,587,156.93 = 338,469.54 : x
  2. Step 2: Convert to fraction form
    1,058,064.60/1,587,156.93 = 338,469.54/x
  3. Step 3: Cross multiply
    1,058,064.60x = 1,587,156.93 × 338,469.54
  4. Step 4: Simplify right side
    1,058,064.60x = 537,204,276,004.91
  5. Step 5: Solve for x
    x = 537,204,276,004.91/1,058,064.60
  6. Step 6: Final answer
    x = 507,723.51

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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.