Home / 949,055.06-1,423,289.65-275,186.02

Finding the Fourth Proportional to 949,055.06, 1,423,289.65 and 275,186.02

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Solution

The fourth proportional to 949,055.06, 1,423,289.65 and 275,186.02 is: 412,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,055.06 : 1,423,289.65 = 275,186.02 : x
  2. Step 2: Convert to fraction form
    949,055.06/1,423,289.65 = 275,186.02/x
  3. Step 3: Cross multiply
    949,055.06x = 1,423,289.65 × 275,186.02
  4. Step 4: Simplify right side
    949,055.06x = 391,669,419,001.91
  5. Step 5: Solve for x
    x = 391,669,419,001.91/949,055.06
  6. Step 6: Final answer
    x = 412,694.10

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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.