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Finding the Fourth Proportional to 333,921.28, 500,964 and 97,266.08

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Solution

The fourth proportional to 333,921.28, 500,964 and 97,266.08 is: 145,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,921.28 : 500,964 = 97,266.08 : x
  2. Step 2: Convert to fraction form
    333,921.28/500,964 = 97,266.08/x
  3. Step 3: Cross multiply
    333,921.28x = 500,964 × 97,266.08
  4. Step 4: Simplify right side
    333,921.28x = 48,726,804,501.12
  5. Step 5: Solve for x
    x = 48,726,804,501.12/333,921.28
  6. Step 6: Final answer
    x = 145,923.03

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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.