Home / 739,830.85-1,109,746.28-341,250.10

Finding the Fourth Proportional to 739,830.85, 1,109,746.28 and 341,250.10

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Solution

The fourth proportional to 739,830.85, 1,109,746.28 and 341,250.10 is: 511,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,830.85 : 1,109,746.28 = 341,250.10 : x
  2. Step 2: Convert to fraction form
    739,830.85/1,109,746.28 = 341,250.10/x
  3. Step 3: Cross multiply
    739,830.85x = 1,109,746.28 × 341,250.10
  4. Step 4: Simplify right side
    739,830.85x = 378,701,027,318.38
  5. Step 5: Solve for x
    x = 378,701,027,318.38/739,830.85
  6. Step 6: Final answer
    x = 511,875.15

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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.