Home / 519,423.28-779,036.50-182,384.70

Finding the Fourth Proportional to 519,423.28, 779,036.50 and 182,384.70

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Solution

The fourth proportional to 519,423.28, 779,036.50 and 182,384.70 is: 273,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,423.28 : 779,036.50 = 182,384.70 : x
  2. Step 2: Convert to fraction form
    519,423.28/779,036.50 = 182,384.70/x
  3. Step 3: Cross multiply
    519,423.28x = 779,036.50 × 182,384.70
  4. Step 4: Simplify right side
    519,423.28x = 142,084,338,341.55
  5. Step 5: Solve for x
    x = 142,084,338,341.55/519,423.28
  6. Step 6: Final answer
    x = 273,542.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.