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Finding the Fourth Proportional to 233,295.80, 349,943.70 and 228,111.80

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Solution

The fourth proportional to 233,295.80, 349,943.70 and 228,111.80 is: 342,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,295.80 : 349,943.70 = 228,111.80 : x
  2. Step 2: Convert to fraction form
    233,295.80/349,943.70 = 228,111.80/x
  3. Step 3: Cross multiply
    233,295.80x = 349,943.70 × 228,111.80
  4. Step 4: Simplify right side
    233,295.80x = 79,826,287,305.66
  5. Step 5: Solve for x
    x = 79,826,287,305.66/233,295.80
  6. Step 6: Final answer
    x = 342,167.70

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1.5x scale

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.