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Finding the Fourth Proportional to 296,478.79, 444,801.32 and 119,110.35

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Solution

The fourth proportional to 296,478.79, 444,801.32 and 119,110.35 is: 178,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,478.79 : 444,801.32 = 119,110.35 : x
  2. Step 2: Convert to fraction form
    296,478.79/444,801.32 = 119,110.35/x
  3. Step 3: Cross multiply
    296,478.79x = 444,801.32 × 119,110.35
  4. Step 4: Simplify right side
    296,478.79x = 52,980,440,310.11
  5. Step 5: Solve for x
    x = 52,980,440,310.11/296,478.79
  6. Step 6: Final answer
    x = 178,698.93

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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.