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Finding the Fourth Proportional to 617,466.96, 925,831.35 and 238,073.01

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Solution

The fourth proportional to 617,466.96, 925,831.35 and 238,073.01 is: 356,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,466.96 : 925,831.35 = 238,073.01 : x
  2. Step 2: Convert to fraction form
    617,466.96/925,831.35 = 238,073.01/x
  3. Step 3: Cross multiply
    617,466.96x = 925,831.35 × 238,073.01
  4. Step 4: Simplify right side
    617,466.96x = 220,415,456,246.86
  5. Step 5: Solve for x
    x = 220,415,456,246.86/617,466.96
  6. Step 6: Final answer
    x = 356,967.21

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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.