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Finding the Fourth Proportional to 563,613.90, 845,240.42 and 184,431.84

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Solution

The fourth proportional to 563,613.90, 845,240.42 and 184,431.84 is: 276,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,613.90 : 845,240.42 = 184,431.84 : x
  2. Step 2: Convert to fraction form
    563,613.90/845,240.42 = 184,431.84/x
  3. Step 3: Cross multiply
    563,613.90x = 845,240.42 × 184,431.84
  4. Step 4: Simplify right side
    563,613.90x = 155,889,242,156.97
  5. Step 5: Solve for x
    x = 155,889,242,156.97/563,613.90
  6. Step 6: Final answer
    x = 276,588.71

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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.