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Finding the Fourth Proportional to 514,955.03, 772,482.20 and 159,873.71

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Solution

The fourth proportional to 514,955.03, 772,482.20 and 159,873.71 is: 239,825.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,955.03 : 772,482.20 = 159,873.71 : x
  2. Step 2: Convert to fraction form
    514,955.03/772,482.20 = 159,873.71/x
  3. Step 3: Cross multiply
    514,955.03x = 772,482.20 × 159,873.71
  4. Step 4: Simplify right side
    514,955.03x = 123,499,590,561.18
  5. Step 5: Solve for x
    x = 123,499,590,561.18/514,955.03
  6. Step 6: Final answer
    x = 239,825.97

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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.