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Finding the Fourth Proportional to 302,522.75, 453,182.69 and 277,722.17

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Solution

The fourth proportional to 302,522.75, 453,182.69 and 277,722.17 is: 416,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,522.75 : 453,182.69 = 277,722.17 : x
  2. Step 2: Convert to fraction form
    302,522.75/453,182.69 = 277,722.17/x
  3. Step 3: Cross multiply
    302,522.75x = 453,182.69 × 277,722.17
  4. Step 4: Simplify right side
    302,522.75x = 125,858,877,807.32
  5. Step 5: Solve for x
    x = 125,858,877,807.32/302,522.75
  6. Step 6: Final answer
    x = 416,031.12

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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.