Home / 1,058,065.60-1,587,158.43-338,470.54

Finding the Fourth Proportional to 1,058,065.60, 1,587,158.43 and 338,470.54

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Solution

The fourth proportional to 1,058,065.60, 1,587,158.43 and 338,470.54 is: 507,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,065.60 : 1,587,158.43 = 338,470.54 : x
  2. Step 2: Convert to fraction form
    1,058,065.60/1,587,158.43 = 338,470.54/x
  3. Step 3: Cross multiply
    1,058,065.60x = 1,587,158.43 × 338,470.54
  4. Step 4: Simplify right side
    1,058,065.60x = 537,206,370,867.65
  5. Step 5: Solve for x
    x = 537,206,370,867.65/1,058,065.60
  6. Step 6: Final answer
    x = 507,725.01

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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.