Home / 739,449.64-1,109,088.78-207,013.24

Finding the Fourth Proportional to 739,449.64, 1,109,088.78 and 207,013.24

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Solution

The fourth proportional to 739,449.64, 1,109,088.78 and 207,013.24 is: 310,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,449.64 : 1,109,088.78 = 207,013.24 : x
  2. Step 2: Convert to fraction form
    739,449.64/1,109,088.78 = 207,013.24/x
  3. Step 3: Cross multiply
    739,449.64x = 1,109,088.78 × 207,013.24
  4. Step 4: Simplify right side
    739,449.64x = 229,596,061,795.45
  5. Step 5: Solve for x
    x = 229,596,061,795.45/739,449.64
  6. Step 6: Final answer
    x = 310,495.87

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1.5x scale

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.