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Finding the Fourth Proportional to 337,216.51, 465,042.45 and 216,395.83

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Solution

The fourth proportional to 337,216.51, 465,042.45 and 216,395.83 is: 298,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,216.51 : 465,042.45 = 216,395.83 : x
  2. Step 2: Convert to fraction form
    337,216.51/465,042.45 = 216,395.83/x
  3. Step 3: Cross multiply
    337,216.51x = 465,042.45 × 216,395.83
  4. Step 4: Simplify right side
    337,216.51x = 100,633,245,790.38
  5. Step 5: Solve for x
    x = 100,633,245,790.38/337,216.51
  6. Step 6: Final answer
    x = 298,423.25

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1.5x scale

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.