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Finding the Fourth Proportional to 613,284.66, 919,862.28 and 164,050.88

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Solution

The fourth proportional to 613,284.66, 919,862.28 and 164,050.88 is: 246,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,284.66 : 919,862.28 = 164,050.88 : x
  2. Step 2: Convert to fraction form
    613,284.66/919,862.28 = 164,050.88/x
  3. Step 3: Cross multiply
    613,284.66x = 919,862.28 × 164,050.88
  4. Step 4: Simplify right side
    613,284.66x = 150,904,211,913.50
  5. Step 5: Solve for x
    x = 150,904,211,913.50/613,284.66
  6. Step 6: Final answer
    x = 246,059.00

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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.