Home / 901,591.30-1,352,075.52-261,721.56

Finding the Fourth Proportional to 901,591.30, 1,352,075.52 and 261,721.56

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Solution

The fourth proportional to 901,591.30, 1,352,075.52 and 261,721.56 is: 392,491.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,591.30 : 1,352,075.52 = 261,721.56 : x
  2. Step 2: Convert to fraction form
    901,591.30/1,352,075.52 = 261,721.56/x
  3. Step 3: Cross multiply
    901,591.30x = 1,352,075.52 × 261,721.56
  4. Step 4: Simplify right side
    901,591.30x = 353,867,314,332.21
  5. Step 5: Solve for x
    x = 353,867,314,332.21/901,591.30
  6. Step 6: Final answer
    x = 392,491.94

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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.