Home / 783,169.29-1,080,752.63-460,898.37

Finding the Fourth Proportional to 783,169.29, 1,080,752.63 and 460,898.37

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Solution

The fourth proportional to 783,169.29, 1,080,752.63 and 460,898.37 is: 636,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,169.29 : 1,080,752.63 = 460,898.37 : x
  2. Step 2: Convert to fraction form
    783,169.29/1,080,752.63 = 460,898.37/x
  3. Step 3: Cross multiply
    783,169.29x = 1,080,752.63 × 460,898.37
  4. Step 4: Simplify right side
    783,169.29x = 498,117,123,235.72
  5. Step 5: Solve for x
    x = 498,117,123,235.72/783,169.29
  6. Step 6: Final answer
    x = 636,027.39

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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.