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Finding the Fourth Proportional to 483,952.32, 725,881.19 and 146,995.90

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Solution

The fourth proportional to 483,952.32, 725,881.19 and 146,995.90 is: 220,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,952.32 : 725,881.19 = 146,995.90 : x
  2. Step 2: Convert to fraction form
    483,952.32/725,881.19 = 146,995.90/x
  3. Step 3: Cross multiply
    483,952.32x = 725,881.19 × 146,995.90
  4. Step 4: Simplify right side
    483,952.32x = 106,701,558,989.49
  5. Step 5: Solve for x
    x = 106,701,558,989.49/483,952.32
  6. Step 6: Final answer
    x = 220,479.48

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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.