Home / 369,913.27-510,479.53-200,147.35

Finding the Fourth Proportional to 369,913.27, 510,479.53 and 200,147.35

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Solution

The fourth proportional to 369,913.27, 510,479.53 and 200,147.35 is: 276,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,913.27 : 510,479.53 = 200,147.35 : x
  2. Step 2: Convert to fraction form
    369,913.27/510,479.53 = 200,147.35/x
  3. Step 3: Cross multiply
    369,913.27x = 510,479.53 × 200,147.35
  4. Step 4: Simplify right side
    369,913.27x = 102,171,125,158.75
  5. Step 5: Solve for x
    x = 102,171,125,158.75/369,913.27
  6. Step 6: Final answer
    x = 276,202.92

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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.