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Finding the Fourth Proportional to 954.69, 1,432.07 and 296.63

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Solution

The fourth proportional to 954.69, 1,432.07 and 296.63 is: 444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.69 : 1,432.07 = 296.63 : x
  2. Step 2: Convert to fraction form
    954.69/1,432.07 = 296.63/x
  3. Step 3: Cross multiply
    954.69x = 1,432.07 × 296.63
  4. Step 4: Simplify right side
    954.69x = 424,786.28
  5. Step 5: Solve for x
    x = 424,786.28/954.69
  6. Step 6: Final answer
    x = 444.95

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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.