Home / 369,739.62-510,240.71-199,973.74

Finding the Fourth Proportional to 369,739.62, 510,240.71 and 199,973.74

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Solution

The fourth proportional to 369,739.62, 510,240.71 and 199,973.74 is: 275,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,739.62 : 510,240.71 = 199,973.74 : x
  2. Step 2: Convert to fraction form
    369,739.62/510,240.71 = 199,973.74/x
  3. Step 3: Cross multiply
    369,739.62x = 510,240.71 × 199,973.74
  4. Step 4: Simplify right side
    369,739.62x = 102,034,744,132.62
  5. Step 5: Solve for x
    x = 102,034,744,132.62/369,739.62
  6. Step 6: Final answer
    x = 275,963.78

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1.5x scale

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.