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Finding the Fourth Proportional to 247,330.44, 341,284.98 and 146,709

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Solution

The fourth proportional to 247,330.44, 341,284.98 and 146,709 is: 202,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,330.44 : 341,284.98 = 146,709 : x
  2. Step 2: Convert to fraction form
    247,330.44/341,284.98 = 146,709/x
  3. Step 3: Cross multiply
    247,330.44x = 341,284.98 × 146,709
  4. Step 4: Simplify right side
    247,330.44x = 50,069,578,130.82
  5. Step 5: Solve for x
    x = 50,069,578,130.82/247,330.44
  6. Step 6: Final answer
    x = 202,440.02

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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.