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Finding the Fourth Proportional to 302,233.62, 453,252.56 and 99,784.25

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Solution

The fourth proportional to 302,233.62, 453,252.56 and 99,784.25 is: 149,644.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,233.62 : 453,252.56 = 99,784.25 : x
  2. Step 2: Convert to fraction form
    302,233.62/453,252.56 = 99,784.25/x
  3. Step 3: Cross multiply
    302,233.62x = 453,252.56 × 99,784.25
  4. Step 4: Simplify right side
    302,233.62x = 45,227,463,995.00
  5. Step 5: Solve for x
    x = 45,227,463,995.00/302,233.62
  6. Step 6: Final answer
    x = 149,644.05

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1.5x scale

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.