Home / 890,549.94-1,228,125.33-568,468.02

Finding the Fourth Proportional to 890,549.94, 1,228,125.33 and 568,468.02

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Solution

The fourth proportional to 890,549.94, 1,228,125.33 and 568,468.02 is: 783,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,549.94 : 1,228,125.33 = 568,468.02 : x
  2. Step 2: Convert to fraction form
    890,549.94/1,228,125.33 = 568,468.02/x
  3. Step 3: Cross multiply
    890,549.94x = 1,228,125.33 × 568,468.02
  4. Step 4: Simplify right side
    890,549.94x = 698,149,974,656.95
  5. Step 5: Solve for x
    x = 698,149,974,656.95/890,549.94
  6. Step 6: Final answer
    x = 783,953.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.