Home / 783,269.46-1,080,830.43-460,960.38

Finding the Fourth Proportional to 783,269.46, 1,080,830.43 and 460,960.38

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Solution

The fourth proportional to 783,269.46, 1,080,830.43 and 460,960.38 is: 636,077.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,269.46 : 1,080,830.43 = 460,960.38 : x
  2. Step 2: Convert to fraction form
    783,269.46/1,080,830.43 = 460,960.38/x
  3. Step 3: Cross multiply
    783,269.46x = 1,080,830.43 × 460,960.38
  4. Step 4: Simplify right side
    783,269.46x = 498,220,005,728.36
  5. Step 5: Solve for x
    x = 498,220,005,728.36/783,269.46
  6. Step 6: Final answer
    x = 636,077.41

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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.