Home / 437,890.20-656,835.30-248,277.30

Finding the Fourth Proportional to 437,890.20, 656,835.30 and 248,277.30

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Solution

The fourth proportional to 437,890.20, 656,835.30 and 248,277.30 is: 372,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,890.20 : 656,835.30 = 248,277.30 : x
  2. Step 2: Convert to fraction form
    437,890.20/656,835.30 = 248,277.30/x
  3. Step 3: Cross multiply
    437,890.20x = 656,835.30 × 248,277.30
  4. Step 4: Simplify right side
    437,890.20x = 163,077,294,828.69
  5. Step 5: Solve for x
    x = 163,077,294,828.69/437,890.20
  6. Step 6: Final answer
    x = 372,415.95

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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.