Home / 736,910.64-1,016,934.72-414,621.12

Finding the Fourth Proportional to 736,910.64, 1,016,934.72 and 414,621.12

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Solution

The fourth proportional to 736,910.64, 1,016,934.72 and 414,621.12 is: 572,176.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,910.64 : 1,016,934.72 = 414,621.12 : x
  2. Step 2: Convert to fraction form
    736,910.64/1,016,934.72 = 414,621.12/x
  3. Step 3: Cross multiply
    736,910.64x = 1,016,934.72 × 414,621.12
  4. Step 4: Simplify right side
    736,910.64x = 421,642,612,573.29
  5. Step 5: Solve for x
    x = 421,642,612,573.29/736,910.64
  6. Step 6: Final answer
    x = 572,176.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.