Home / 369,587.40-510,031.35-199,821.52

Finding the Fourth Proportional to 369,587.40, 510,031.35 and 199,821.52

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Solution

The fourth proportional to 369,587.40, 510,031.35 and 199,821.52 is: 275,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,587.40 : 510,031.35 = 199,821.52 : x
  2. Step 2: Convert to fraction form
    369,587.40/510,031.35 = 199,821.52/x
  3. Step 3: Cross multiply
    369,587.40x = 510,031.35 × 199,821.52
  4. Step 4: Simplify right side
    369,587.40x = 101,915,239,604.65
  5. Step 5: Solve for x
    x = 101,915,239,604.65/369,587.40
  6. Step 6: Final answer
    x = 275,754.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.