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Finding the Fourth Proportional to 295,283.46, 442,995.74 and 95,604.06

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Solution

The fourth proportional to 295,283.46, 442,995.74 and 95,604.06 is: 143,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,283.46 : 442,995.74 = 95,604.06 : x
  2. Step 2: Convert to fraction form
    295,283.46/442,995.74 = 95,604.06/x
  3. Step 3: Cross multiply
    295,283.46x = 442,995.74 × 95,604.06
  4. Step 4: Simplify right side
    295,283.46x = 42,352,190,828.68
  5. Step 5: Solve for x
    x = 42,352,190,828.68/295,283.46
  6. Step 6: Final answer
    x = 143,428.93

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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.