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Finding the Fourth Proportional to 1,061.83, 1,592.35 and 368.32

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Solution

The fourth proportional to 1,061.83, 1,592.35 and 368.32 is: 552.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061.83 : 1,592.35 = 368.32 : x
  2. Step 2: Convert to fraction form
    1,061.83/1,592.35 = 368.32/x
  3. Step 3: Cross multiply
    1,061.83x = 1,592.35 × 368.32
  4. Step 4: Simplify right side
    1,061.83x = 586,494.35
  5. Step 5: Solve for x
    x = 586,494.35/1,061.83
  6. Step 6: Final answer
    x = 552.34

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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.