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Finding the Fourth Proportional to 336,611.52, 464,491.68 and 185,698.80

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Solution

The fourth proportional to 336,611.52, 464,491.68 and 185,698.80 is: 256,246.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,611.52 : 464,491.68 = 185,698.80 : x
  2. Step 2: Convert to fraction form
    336,611.52/464,491.68 = 185,698.80/x
  3. Step 3: Cross multiply
    336,611.52x = 464,491.68 × 185,698.80
  4. Step 4: Simplify right side
    336,611.52x = 86,255,547,585.98
  5. Step 5: Solve for x
    x = 86,255,547,585.98/336,611.52
  6. Step 6: Final answer
    x = 256,246.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.