Home / 369,976.52-554,749.38-145,073.36

Finding the Fourth Proportional to 369,976.52, 554,749.38 and 145,073.36

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Solution

The fourth proportional to 369,976.52, 554,749.38 and 145,073.36 is: 217,525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,976.52 : 554,749.38 = 145,073.36 : x
  2. Step 2: Convert to fraction form
    369,976.52/554,749.38 = 145,073.36/x
  3. Step 3: Cross multiply
    369,976.52x = 554,749.38 × 145,073.36
  4. Step 4: Simplify right side
    369,976.52x = 80,479,356,514.52
  5. Step 5: Solve for x
    x = 80,479,356,514.52/369,976.52
  6. Step 6: Final answer
    x = 217,525.58

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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.