Home / 1,058,693.15-1,587,146.81-459,202.73

Finding the Fourth Proportional to 1,058,693.15, 1,587,146.81 and 459,202.73

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Solution

The fourth proportional to 1,058,693.15, 1,587,146.81 and 459,202.73 is: 688,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,693.15 : 1,587,146.81 = 459,202.73 : x
  2. Step 2: Convert to fraction form
    1,058,693.15/1,587,146.81 = 459,202.73/x
  3. Step 3: Cross multiply
    1,058,693.15x = 1,587,146.81 × 459,202.73
  4. Step 4: Simplify right side
    1,058,693.15x = 728,822,148,062.79
  5. Step 5: Solve for x
    x = 728,822,148,062.79/1,058,693.15
  6. Step 6: Final answer
    x = 688,416.80

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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.