Home / 948,403.08-1,422,817.85-499,335.44

Finding the Fourth Proportional to 948,403.08, 1,422,817.85 and 499,335.44

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Solution

The fourth proportional to 948,403.08, 1,422,817.85 and 499,335.44 is: 749,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,403.08 : 1,422,817.85 = 499,335.44 : x
  2. Step 2: Convert to fraction form
    948,403.08/1,422,817.85 = 499,335.44/x
  3. Step 3: Cross multiply
    948,403.08x = 1,422,817.85 × 499,335.44
  4. Step 4: Simplify right side
    948,403.08x = 710,463,371,303.85
  5. Step 5: Solve for x
    x = 710,463,371,303.85/948,403.08
  6. Step 6: Final answer
    x = 749,115.42

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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.