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Finding the Fourth Proportional to 1,068.16, 1,602.95 and 374.83

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Solution

The fourth proportional to 1,068.16, 1,602.95 and 374.83 is: 562.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068.16 : 1,602.95 = 374.83 : x
  2. Step 2: Convert to fraction form
    1,068.16/1,602.95 = 374.83/x
  3. Step 3: Cross multiply
    1,068.16x = 1,602.95 × 374.83
  4. Step 4: Simplify right side
    1,068.16x = 600,833.75
  5. Step 5: Solve for x
    x = 600,833.75/1,068.16
  6. Step 6: Final answer
    x = 562.50

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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.