Home / 779,656.50-1,169,951.31-336,424.50

Finding the Fourth Proportional to 779,656.50, 1,169,951.31 and 336,424.50

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Solution

The fourth proportional to 779,656.50, 1,169,951.31 and 336,424.50 is: 504,838.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,656.50 : 1,169,951.31 = 336,424.50 : x
  2. Step 2: Convert to fraction form
    779,656.50/1,169,951.31 = 336,424.50/x
  3. Step 3: Cross multiply
    779,656.50x = 1,169,951.31 × 336,424.50
  4. Step 4: Simplify right side
    779,656.50x = 393,600,284,491.10
  5. Step 5: Solve for x
    x = 393,600,284,491.10/779,656.50
  6. Step 6: Final answer
    x = 504,838.07

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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.