Home / 337,980.12-466,225.74-217,139.40

Finding the Fourth Proportional to 337,980.12, 466,225.74 and 217,139.40

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Solution

The fourth proportional to 337,980.12, 466,225.74 and 217,139.40 is: 299,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,980.12 : 466,225.74 = 217,139.40 : x
  2. Step 2: Convert to fraction form
    337,980.12/466,225.74 = 217,139.40/x
  3. Step 3: Cross multiply
    337,980.12x = 466,225.74 × 217,139.40
  4. Step 4: Simplify right side
    337,980.12x = 101,235,977,448.16
  5. Step 5: Solve for x
    x = 101,235,977,448.16/337,980.12
  6. Step 6: Final answer
    x = 299,532.34

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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.