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Finding the Fourth Proportional to 302,510.88, 453,660.48 and 89,222.16

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Solution

The fourth proportional to 302,510.88, 453,660.48 and 89,222.16 is: 133,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,510.88 : 453,660.48 = 89,222.16 : x
  2. Step 2: Convert to fraction form
    302,510.88/453,660.48 = 89,222.16/x
  3. Step 3: Cross multiply
    302,510.88x = 453,660.48 × 89,222.16
  4. Step 4: Simplify right side
    302,510.88x = 40,476,567,932.24
  5. Step 5: Solve for x
    x = 40,476,567,932.24/302,510.88
  6. Step 6: Final answer
    x = 133,802.02

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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.