Home / 860,811.42-1,292,026.11-450,775.04

Finding the Fourth Proportional to 860,811.42, 1,292,026.11 and 450,775.04

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Solution

The fourth proportional to 860,811.42, 1,292,026.11 and 450,775.04 is: 676,586.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,811.42 : 1,292,026.11 = 450,775.04 : x
  2. Step 2: Convert to fraction form
    860,811.42/1,292,026.11 = 450,775.04/x
  3. Step 3: Cross multiply
    860,811.42x = 1,292,026.11 × 450,775.04
  4. Step 4: Simplify right side
    860,811.42x = 582,413,112,702.29
  5. Step 5: Solve for x
    x = 582,413,112,702.29/860,811.42
  6. Step 6: Final answer
    x = 676,586.18

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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.