Home / 340,384.28-510,576.18-153,177.08

Finding the Fourth Proportional to 340,384.28, 510,576.18 and 153,177.08

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Solution

The fourth proportional to 340,384.28, 510,576.18 and 153,177.08 is: 229,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,384.28 : 510,576.18 = 153,177.08 : x
  2. Step 2: Convert to fraction form
    340,384.28/510,576.18 = 153,177.08/x
  3. Step 3: Cross multiply
    340,384.28x = 510,576.18 × 153,177.08
  4. Step 4: Simplify right side
    340,384.28x = 78,208,568,369.95
  5. Step 5: Solve for x
    x = 78,208,568,369.95/340,384.28
  6. Step 6: Final answer
    x = 229,765.51

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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.