Home / 490,801.11-736,211.01-153,834.36

Finding the Fourth Proportional to 490,801.11, 736,211.01 and 153,834.36

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Solution

The fourth proportional to 490,801.11, 736,211.01 and 153,834.36 is: 230,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,801.11 : 736,211.01 = 153,834.36 : x
  2. Step 2: Convert to fraction form
    490,801.11/736,211.01 = 153,834.36/x
  3. Step 3: Cross multiply
    490,801.11x = 736,211.01 × 153,834.36
  4. Step 4: Simplify right side
    490,801.11x = 113,254,549,548.30
  5. Step 5: Solve for x
    x = 113,254,549,548.30/490,801.11
  6. Step 6: Final answer
    x = 230,754.47

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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.