Home / 948,641.22-1,420,658.19-521,524.98

Finding the Fourth Proportional to 948,641.22, 1,420,658.19 and 521,524.98

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Solution

The fourth proportional to 948,641.22, 1,420,658.19 and 521,524.98 is: 781,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,641.22 : 1,420,658.19 = 521,524.98 : x
  2. Step 2: Convert to fraction form
    948,641.22/1,420,658.19 = 521,524.98/x
  3. Step 3: Cross multiply
    948,641.22x = 1,420,658.19 × 521,524.98
  4. Step 4: Simplify right side
    948,641.22x = 740,908,734,126.59
  5. Step 5: Solve for x
    x = 740,908,734,126.59/948,641.22
  6. Step 6: Final answer
    x = 781,021.02

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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.