Home / 237,948.72-356,221.86-208,424.22

Finding the Fourth Proportional to 237,948.72, 356,221.86 and 208,424.22

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Solution

The fourth proportional to 237,948.72, 356,221.86 and 208,424.22 is: 312,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,948.72 : 356,221.86 = 208,424.22 : x
  2. Step 2: Convert to fraction form
    237,948.72/356,221.86 = 208,424.22/x
  3. Step 3: Cross multiply
    237,948.72x = 356,221.86 × 208,424.22
  4. Step 4: Simplify right side
    237,948.72x = 74,245,263,317.45
  5. Step 5: Solve for x
    x = 74,245,263,317.45/237,948.72
  6. Step 6: Final answer
    x = 312,022.12

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1.5x scale

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.