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Finding the Fourth Proportional to 1,056.04, 1,583.75 and 362.68

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Solution

The fourth proportional to 1,056.04, 1,583.75 and 362.68 is: 543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.04 : 1,583.75 = 362.68 : x
  2. Step 2: Convert to fraction form
    1,056.04/1,583.75 = 362.68/x
  3. Step 3: Cross multiply
    1,056.04x = 1,583.75 × 362.68
  4. Step 4: Simplify right side
    1,056.04x = 574,391.40
  5. Step 5: Solve for x
    x = 574,391.40/1,056.04
  6. Step 6: Final answer
    x = 543.91

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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.