Home / 340,630.59-510,628.19-115,837.41

Finding the Fourth Proportional to 340,630.59, 510,628.19 and 115,837.41

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Solution

The fourth proportional to 340,630.59, 510,628.19 and 115,837.41 is: 173,648.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,630.59 : 510,628.19 = 115,837.41 : x
  2. Step 2: Convert to fraction form
    340,630.59/510,628.19 = 115,837.41/x
  3. Step 3: Cross multiply
    340,630.59x = 510,628.19 × 115,837.41
  4. Step 4: Simplify right side
    340,630.59x = 59,149,846,423.40
  5. Step 5: Solve for x
    x = 59,149,846,423.40/340,630.59
  6. Step 6: Final answer
    x = 173,648.08

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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.