Home / 693,058.59-1,039,587.23-260,856.77

Finding the Fourth Proportional to 693,058.59, 1,039,587.23 and 260,856.77

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Solution

The fourth proportional to 693,058.59, 1,039,587.23 and 260,856.77 is: 391,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,058.59 : 1,039,587.23 = 260,856.77 : x
  2. Step 2: Convert to fraction form
    693,058.59/1,039,587.23 = 260,856.77/x
  3. Step 3: Cross multiply
    693,058.59x = 1,039,587.23 × 260,856.77
  4. Step 4: Simplify right side
    693,058.59x = 271,183,360,448.83
  5. Step 5: Solve for x
    x = 271,183,360,448.83/693,058.59
  6. Step 6: Final answer
    x = 391,284.90

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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.