Home / 800,587.16-1,200,895.32-268,008.92

Finding the Fourth Proportional to 800,587.16, 1,200,895.32 and 268,008.92

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Solution

The fourth proportional to 800,587.16, 1,200,895.32 and 268,008.92 is: 402,018.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,587.16 : 1,200,895.32 = 268,008.92 : x
  2. Step 2: Convert to fraction form
    800,587.16/1,200,895.32 = 268,008.92/x
  3. Step 3: Cross multiply
    800,587.16x = 1,200,895.32 × 268,008.92
  4. Step 4: Simplify right side
    800,587.16x = 321,850,657,746.25
  5. Step 5: Solve for x
    x = 321,850,657,746.25/800,587.16
  6. Step 6: Final answer
    x = 402,018.26

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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.