Home / 369,979.43-510,572.06-200,213.55

Finding the Fourth Proportional to 369,979.43, 510,572.06 and 200,213.55

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Solution

The fourth proportional to 369,979.43, 510,572.06 and 200,213.55 is: 276,294.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,979.43 : 510,572.06 = 200,213.55 : x
  2. Step 2: Convert to fraction form
    369,979.43/510,572.06 = 200,213.55/x
  3. Step 3: Cross multiply
    369,979.43x = 510,572.06 × 200,213.55
  4. Step 4: Simplify right side
    369,979.43x = 102,223,443,662.35
  5. Step 5: Solve for x
    x = 102,223,443,662.35/369,979.43
  6. Step 6: Final answer
    x = 276,294.94

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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.