Home / 646,964.08-969,001.72-496,093.20

Finding the Fourth Proportional to 646,964.08, 969,001.72 and 496,093.20

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Solution

The fourth proportional to 646,964.08, 969,001.72 and 496,093.20 is: 743,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,964.08 : 969,001.72 = 496,093.20 : x
  2. Step 2: Convert to fraction form
    646,964.08/969,001.72 = 496,093.20/x
  3. Step 3: Cross multiply
    646,964.08x = 969,001.72 × 496,093.20
  4. Step 4: Simplify right side
    646,964.08x = 480,715,164,080.30
  5. Step 5: Solve for x
    x = 480,715,164,080.30/646,964.08
  6. Step 6: Final answer
    x = 743,032.23

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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.