Home / 786,335.11-1,179,307.65-337,005.02

Finding the Fourth Proportional to 786,335.11, 1,179,307.65 and 337,005.02

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Solution

The fourth proportional to 786,335.11, 1,179,307.65 and 337,005.02 is: 505,423.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,335.11 : 1,179,307.65 = 337,005.02 : x
  2. Step 2: Convert to fraction form
    786,335.11/1,179,307.65 = 337,005.02/x
  3. Step 3: Cross multiply
    786,335.11x = 1,179,307.65 × 337,005.02
  4. Step 4: Simplify right side
    786,335.11x = 397,432,598,174.40
  5. Step 5: Solve for x
    x = 397,432,598,174.40/786,335.11
  6. Step 6: Final answer
    x = 505,423.95

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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.