Home / 1,045.42-1,442.83-597.29

Finding the Fourth Proportional to 1,045.42, 1,442.83 and 597.29

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Solution

The fourth proportional to 1,045.42, 1,442.83 and 597.29 is: 824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045.42 : 1,442.83 = 597.29 : x
  2. Step 2: Convert to fraction form
    1,045.42/1,442.83 = 597.29/x
  3. Step 3: Cross multiply
    1,045.42x = 1,442.83 × 597.29
  4. Step 4: Simplify right side
    1,045.42x = 861,787.93
  5. Step 5: Solve for x
    x = 861,787.93/1,045.42
  6. Step 6: Final answer
    x = 824.35

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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.