Home / 335,138.08-462,487.29-249,480.12

Finding the Fourth Proportional to 335,138.08, 462,487.29 and 249,480.12

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Solution

The fourth proportional to 335,138.08, 462,487.29 and 249,480.12 is: 344,280.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,138.08 : 462,487.29 = 249,480.12 : x
  2. Step 2: Convert to fraction form
    335,138.08/462,487.29 = 249,480.12/x
  3. Step 3: Cross multiply
    335,138.08x = 462,487.29 × 249,480.12
  4. Step 4: Simplify right side
    335,138.08x = 115,381,381,047.84
  5. Step 5: Solve for x
    x = 115,381,381,047.84/335,138.08
  6. Step 6: Final answer
    x = 344,280.13

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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.