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Finding the Fourth Proportional to 619.38, 923.54 and 595.08

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Solution

The fourth proportional to 619.38, 923.54 and 595.08 is: 887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    619.38 : 923.54 = 595.08 : x
  2. Step 2: Convert to fraction form
    619.38/923.54 = 595.08/x
  3. Step 3: Cross multiply
    619.38x = 923.54 × 595.08
  4. Step 4: Simplify right side
    619.38x = 549,577.21
  5. Step 5: Solve for x
    x = 549,577.21/619.38
  6. Step 6: Final answer
    x = 887.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.