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Finding the Fourth Proportional to 337,646.66, 465,496.40 and 216,577.76

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Solution

The fourth proportional to 337,646.66, 465,496.40 and 216,577.76 is: 298,584.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,646.66 : 465,496.40 = 216,577.76 : x
  2. Step 2: Convert to fraction form
    337,646.66/465,496.40 = 216,577.76/x
  3. Step 3: Cross multiply
    337,646.66x = 465,496.40 × 216,577.76
  4. Step 4: Simplify right side
    337,646.66x = 100,816,166,977.77
  5. Step 5: Solve for x
    x = 100,816,166,977.77/337,646.66
  6. Step 6: Final answer
    x = 298,584.82

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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.