Home / 850,032.18-1,274,196.35-394,943.13

Finding the Fourth Proportional to 850,032.18, 1,274,196.35 and 394,943.13

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Solution

The fourth proportional to 850,032.18, 1,274,196.35 and 394,943.13 is: 592,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,032.18 : 1,274,196.35 = 394,943.13 : x
  2. Step 2: Convert to fraction form
    850,032.18/1,274,196.35 = 394,943.13/x
  3. Step 3: Cross multiply
    850,032.18x = 1,274,196.35 × 394,943.13
  4. Step 4: Simplify right side
    850,032.18x = 503,235,095,690.93
  5. Step 5: Solve for x
    x = 503,235,095,690.93/850,032.18
  6. Step 6: Final answer
    x = 592,018.88

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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.