Home / 369,979.39-510,571.56-200,213.52

Finding the Fourth Proportional to 369,979.39, 510,571.56 and 200,213.52

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Solution

The fourth proportional to 369,979.39, 510,571.56 and 200,213.52 is: 276,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,979.39 : 510,571.56 = 200,213.52 : x
  2. Step 2: Convert to fraction form
    369,979.39/510,571.56 = 200,213.52/x
  3. Step 3: Cross multiply
    369,979.39x = 510,571.56 × 200,213.52
  4. Step 4: Simplify right side
    369,979.39x = 102,223,326,686.63
  5. Step 5: Solve for x
    x = 102,223,326,686.63/369,979.39
  6. Step 6: Final answer
    x = 276,294.65

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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.