Home / 739,835.10-1,109,752.65-266,535.90

Finding the Fourth Proportional to 739,835.10, 1,109,752.65 and 266,535.90

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Solution

The fourth proportional to 739,835.10, 1,109,752.65 and 266,535.90 is: 399,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,835.10 : 1,109,752.65 = 266,535.90 : x
  2. Step 2: Convert to fraction form
    739,835.10/1,109,752.65 = 266,535.90/x
  3. Step 3: Cross multiply
    739,835.10x = 1,109,752.65 × 266,535.90
  4. Step 4: Simplify right side
    739,835.10x = 295,788,921,345.14
  5. Step 5: Solve for x
    x = 295,788,921,345.14/739,835.10
  6. Step 6: Final answer
    x = 399,803.85

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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.