Home / 418,002.27-576,846.51-227,017.02

Finding the Fourth Proportional to 418,002.27, 576,846.51 and 227,017.02

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Solution

The fourth proportional to 418,002.27, 576,846.51 and 227,017.02 is: 313,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,002.27 : 576,846.51 = 227,017.02 : x
  2. Step 2: Convert to fraction form
    418,002.27/576,846.51 = 227,017.02/x
  3. Step 3: Cross multiply
    418,002.27x = 576,846.51 × 227,017.02
  4. Step 4: Simplify right side
    418,002.27x = 130,953,975,697.60
  5. Step 5: Solve for x
    x = 130,953,975,697.60/418,002.27
  6. Step 6: Final answer
    x = 313,285.32

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1.5x scale

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.