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Finding the Fourth Proportional to 333,393.18, 460,079.03 and 180,428.03

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Solution

The fourth proportional to 333,393.18, 460,079.03 and 180,428.03 is: 248,988.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,393.18 : 460,079.03 = 180,428.03 : x
  2. Step 2: Convert to fraction form
    333,393.18/460,079.03 = 180,428.03/x
  3. Step 3: Cross multiply
    333,393.18x = 460,079.03 × 180,428.03
  4. Step 4: Simplify right side
    333,393.18x = 83,011,149,824.68
  5. Step 5: Solve for x
    x = 83,011,149,824.68/333,393.18
  6. Step 6: Final answer
    x = 248,988.75

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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.