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Finding the Fourth Proportional to 459.03, 688.12 and 184.93

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Solution

The fourth proportional to 459.03, 688.12 and 184.93 is: 277.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.03 : 688.12 = 184.93 : x
  2. Step 2: Convert to fraction form
    459.03/688.12 = 184.93/x
  3. Step 3: Cross multiply
    459.03x = 688.12 × 184.93
  4. Step 4: Simplify right side
    459.03x = 127,256.76
  5. Step 5: Solve for x
    x = 127,256.76/459.03
  6. Step 6: Final answer
    x = 277.23

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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.