Home / 490,233.80-735,351.27-153,276.23

Finding the Fourth Proportional to 490,233.80, 735,351.27 and 153,276.23

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Solution

The fourth proportional to 490,233.80, 735,351.27 and 153,276.23 is: 229,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,233.80 : 735,351.27 = 153,276.23 : x
  2. Step 2: Convert to fraction form
    490,233.80/735,351.27 = 153,276.23/x
  3. Step 3: Cross multiply
    490,233.80x = 735,351.27 × 153,276.23
  4. Step 4: Simplify right side
    490,233.80x = 112,711,866,714.56
  5. Step 5: Solve for x
    x = 112,711,866,714.56/490,233.80
  6. Step 6: Final answer
    x = 229,914.52

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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.