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Finding the Fourth Proportional to 595.63, 893.65 and 433.03

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Solution

The fourth proportional to 595.63, 893.65 and 433.03 is: 649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.63 : 893.65 = 433.03 : x
  2. Step 2: Convert to fraction form
    595.63/893.65 = 433.03/x
  3. Step 3: Cross multiply
    595.63x = 893.65 × 433.03
  4. Step 4: Simplify right side
    595.63x = 386,977.26
  5. Step 5: Solve for x
    x = 386,977.26/595.63
  6. Step 6: Final answer
    x = 649.69

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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.