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Finding the Fourth Proportional to 337,336.02, 465,478.60 and 216,640.74

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Solution

The fourth proportional to 337,336.02, 465,478.60 and 216,640.74 is: 298,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,336.02 : 465,478.60 = 216,640.74 : x
  2. Step 2: Convert to fraction form
    337,336.02/465,478.60 = 216,640.74/x
  3. Step 3: Cross multiply
    337,336.02x = 465,478.60 × 216,640.74
  4. Step 4: Simplify right side
    337,336.02x = 100,841,628,358.16
  5. Step 5: Solve for x
    x = 100,841,628,358.16/337,336.02
  6. Step 6: Final answer
    x = 298,935.25

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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.