Home / 446,827.05-670,337.78-147,256.65

Finding the Fourth Proportional to 446,827.05, 670,337.78 and 147,256.65

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Solution

The fourth proportional to 446,827.05, 670,337.78 and 147,256.65 is: 220,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,827.05 : 670,337.78 = 147,256.65 : x
  2. Step 2: Convert to fraction form
    446,827.05/670,337.78 = 147,256.65/x
  3. Step 3: Cross multiply
    446,827.05x = 670,337.78 × 147,256.65
  4. Step 4: Simplify right side
    446,827.05x = 98,711,695,114.95
  5. Step 5: Solve for x
    x = 98,711,695,114.95/446,827.05
  6. Step 6: Final answer
    x = 220,917.01

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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.