Home / 306,068.80-422,254-176,983.52

Finding the Fourth Proportional to 306,068.80, 422,254 and 176,983.52

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Solution

The fourth proportional to 306,068.80, 422,254 and 176,983.52 is: 244,167.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,068.80 : 422,254 = 176,983.52 : x
  2. Step 2: Convert to fraction form
    306,068.80/422,254 = 176,983.52/x
  3. Step 3: Cross multiply
    306,068.80x = 422,254 × 176,983.52
  4. Step 4: Simplify right side
    306,068.80x = 74,731,999,254.08
  5. Step 5: Solve for x
    x = 74,731,999,254.08/306,068.80
  6. Step 6: Final answer
    x = 244,167.32

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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.