Home / 402,828.59-604,259.29-166,148.72

Finding the Fourth Proportional to 402,828.59, 604,259.29 and 166,148.72

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Solution

The fourth proportional to 402,828.59, 604,259.29 and 166,148.72 is: 249,229.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,828.59 : 604,259.29 = 166,148.72 : x
  2. Step 2: Convert to fraction form
    402,828.59/604,259.29 = 166,148.72/x
  3. Step 3: Cross multiply
    402,828.59x = 604,259.29 × 166,148.72
  4. Step 4: Simplify right side
    402,828.59x = 100,396,907,033.97
  5. Step 5: Solve for x
    x = 100,396,907,033.97/402,828.59
  6. Step 6: Final answer
    x = 249,229.84

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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.