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Finding the Fourth Proportional to 563,919.72, 845,960 and 184,759.40

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Solution

The fourth proportional to 563,919.72, 845,960 and 184,759.40 is: 277,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,919.72 : 845,960 = 184,759.40 : x
  2. Step 2: Convert to fraction form
    563,919.72/845,960 = 184,759.40/x
  3. Step 3: Cross multiply
    563,919.72x = 845,960 × 184,759.40
  4. Step 4: Simplify right side
    563,919.72x = 156,299,062,024
  5. Step 5: Solve for x
    x = 156,299,062,024/563,919.72
  6. Step 6: Final answer
    x = 277,165.45

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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.