Home / 1,058,683.73-1,587,132.48-459,193.28

Finding the Fourth Proportional to 1,058,683.73, 1,587,132.48 and 459,193.28

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Solution

The fourth proportional to 1,058,683.73, 1,587,132.48 and 459,193.28 is: 688,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,683.73 : 1,587,132.48 = 459,193.28 : x
  2. Step 2: Convert to fraction form
    1,058,683.73/1,587,132.48 = 459,193.28/x
  3. Step 3: Cross multiply
    1,058,683.73x = 1,587,132.48 × 459,193.28
  4. Step 4: Simplify right side
    1,058,683.73x = 728,800,569,285.73
  5. Step 5: Solve for x
    x = 728,800,569,285.73/1,058,683.73
  6. Step 6: Final answer
    x = 688,402.54

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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.