Home / 237,948.60-356,221.65-208,424.10

Finding the Fourth Proportional to 237,948.60, 356,221.65 and 208,424.10

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Solution

The fourth proportional to 237,948.60, 356,221.65 and 208,424.10 is: 312,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,948.60 : 356,221.65 = 208,424.10 : x
  2. Step 2: Convert to fraction form
    237,948.60/356,221.65 = 208,424.10/x
  3. Step 3: Cross multiply
    237,948.60x = 356,221.65 × 208,424.10
  4. Step 4: Simplify right side
    237,948.60x = 74,245,176,801.77
  5. Step 5: Solve for x
    x = 74,245,176,801.77/237,948.60
  6. Step 6: Final answer
    x = 312,021.91

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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.