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Finding the Fourth Proportional to 590,874.55, 886,238.01 and 164,442.35

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Solution

The fourth proportional to 590,874.55, 886,238.01 and 164,442.35 is: 246,642.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,874.55 : 886,238.01 = 164,442.35 : x
  2. Step 2: Convert to fraction form
    590,874.55/886,238.01 = 164,442.35/x
  3. Step 3: Cross multiply
    590,874.55x = 886,238.01 × 164,442.35
  4. Step 4: Simplify right side
    590,874.55x = 145,735,063,239.32
  5. Step 5: Solve for x
    x = 145,735,063,239.32/590,874.55
  6. Step 6: Final answer
    x = 246,642.99

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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.