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Finding the Fourth Proportional to 371,036.70, 556,555.05 and 251,462.48

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Solution

The fourth proportional to 371,036.70, 556,555.05 and 251,462.48 is: 377,193.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,036.70 : 556,555.05 = 251,462.48 : x
  2. Step 2: Convert to fraction form
    371,036.70/556,555.05 = 251,462.48/x
  3. Step 3: Cross multiply
    371,036.70x = 556,555.05 × 251,462.48
  4. Step 4: Simplify right side
    371,036.70x = 139,952,710,346.75
  5. Step 5: Solve for x
    x = 139,952,710,346.75/371,036.70
  6. Step 6: Final answer
    x = 377,193.71

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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.