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Finding the Fourth Proportional to 563,920.72, 845,961.50 and 184,760.40

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Solution

The fourth proportional to 563,920.72, 845,961.50 and 184,760.40 is: 277,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,920.72 : 845,961.50 = 184,760.40 : x
  2. Step 2: Convert to fraction form
    563,920.72/845,961.50 = 184,760.40/x
  3. Step 3: Cross multiply
    563,920.72x = 845,961.50 × 184,760.40
  4. Step 4: Simplify right side
    563,920.72x = 156,300,185,124.60
  5. Step 5: Solve for x
    x = 156,300,185,124.60/563,920.72
  6. Step 6: Final answer
    x = 277,166.95

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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.