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Finding the Fourth Proportional to 607,870.34, 838,863.69 and 332,233.77

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Solution

The fourth proportional to 607,870.34, 838,863.69 and 332,233.77 is: 458,484.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,870.34 : 838,863.69 = 332,233.77 : x
  2. Step 2: Convert to fraction form
    607,870.34/838,863.69 = 332,233.77/x
  3. Step 3: Cross multiply
    607,870.34x = 838,863.69 × 332,233.77
  4. Step 4: Simplify right side
    607,870.34x = 278,698,846,244.81
  5. Step 5: Solve for x
    x = 278,698,846,244.81/607,870.34
  6. Step 6: Final answer
    x = 458,484.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.