Home / 337,977.12-466,221.60-217,136.40

Finding the Fourth Proportional to 337,977.12, 466,221.60 and 217,136.40

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Solution

The fourth proportional to 337,977.12, 466,221.60 and 217,136.40 is: 299,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,977.12 : 466,221.60 = 217,136.40 : x
  2. Step 2: Convert to fraction form
    337,977.12/466,221.60 = 217,136.40/x
  3. Step 3: Cross multiply
    337,977.12x = 466,221.60 × 217,136.40
  4. Step 4: Simplify right side
    337,977.12x = 101,233,679,826.24
  5. Step 5: Solve for x
    x = 101,233,679,826.24/337,977.12
  6. Step 6: Final answer
    x = 299,528.20

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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.