Home / 1,058,535.11-1,587,803.94-290,039.39

Finding the Fourth Proportional to 1,058,535.11, 1,587,803.94 and 290,039.39

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Solution

The fourth proportional to 1,058,535.11, 1,587,803.94 and 290,039.39 is: 435,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,535.11 : 1,587,803.94 = 290,039.39 : x
  2. Step 2: Convert to fraction form
    1,058,535.11/1,587,803.94 = 290,039.39/x
  3. Step 3: Cross multiply
    1,058,535.11x = 1,587,803.94 × 290,039.39
  4. Step 4: Simplify right side
    1,058,535.11x = 460,525,684,212.44
  5. Step 5: Solve for x
    x = 460,525,684,212.44/1,058,535.11
  6. Step 6: Final answer
    x = 435,059.43

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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.