Home / 629,305.02-868,432.98-342,818.94

Finding the Fourth Proportional to 629,305.02, 868,432.98 and 342,818.94

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Solution

The fourth proportional to 629,305.02, 868,432.98 and 342,818.94 is: 473,085.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,305.02 : 868,432.98 = 342,818.94 : x
  2. Step 2: Convert to fraction form
    629,305.02/868,432.98 = 342,818.94/x
  3. Step 3: Cross multiply
    629,305.02x = 868,432.98 × 342,818.94
  4. Step 4: Simplify right side
    629,305.02x = 297,715,273,664.64
  5. Step 5: Solve for x
    x = 297,715,273,664.64/629,305.02
  6. Step 6: Final answer
    x = 473,085.81

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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.