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Finding the Fourth Proportional to 297,005.70, 444,852.45 and 119,421.30

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Solution

The fourth proportional to 297,005.70, 444,852.45 and 119,421.30 is: 178,868.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,005.70 : 444,852.45 = 119,421.30 : x
  2. Step 2: Convert to fraction form
    297,005.70/444,852.45 = 119,421.30/x
  3. Step 3: Cross multiply
    297,005.70x = 444,852.45 × 119,421.30
  4. Step 4: Simplify right side
    297,005.70x = 53,124,857,887.19
  5. Step 5: Solve for x
    x = 53,124,857,887.19/297,005.70
  6. Step 6: Final answer
    x = 178,868.14

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1.5x scale

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.