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Finding the Fourth Proportional to 302,956.63, 454,434.95 and 92,592.74

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Solution

The fourth proportional to 302,956.63, 454,434.95 and 92,592.74 is: 138,889.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,956.63 : 454,434.95 = 92,592.74 : x
  2. Step 2: Convert to fraction form
    302,956.63/454,434.95 = 92,592.74/x
  3. Step 3: Cross multiply
    302,956.63x = 454,434.95 × 92,592.74
  4. Step 4: Simplify right side
    302,956.63x = 42,077,378,539.83
  5. Step 5: Solve for x
    x = 42,077,378,539.83/302,956.63
  6. Step 6: Final answer
    x = 138,889.12

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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.