Home / 460,264.69-690,166.15-268,201.33

Finding the Fourth Proportional to 460,264.69, 690,166.15 and 268,201.33

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Solution

The fourth proportional to 460,264.69, 690,166.15 and 268,201.33 is: 402,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,264.69 : 690,166.15 = 268,201.33 : x
  2. Step 2: Convert to fraction form
    460,264.69/690,166.15 = 268,201.33/x
  3. Step 3: Cross multiply
    460,264.69x = 690,166.15 × 268,201.33
  4. Step 4: Simplify right side
    460,264.69x = 185,103,476,955.06
  5. Step 5: Solve for x
    x = 185,103,476,955.06/460,264.69
  6. Step 6: Final answer
    x = 402,167.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.