Home / 297,760.28-446,641.93-73,120.81

Finding the Fourth Proportional to 297,760.28, 446,641.93 and 73,120.81

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Solution

The fourth proportional to 297,760.28, 446,641.93 and 73,120.81 is: 109,681.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,760.28 : 446,641.93 = 73,120.81 : x
  2. Step 2: Convert to fraction form
    297,760.28/446,641.93 = 73,120.81/x
  3. Step 3: Cross multiply
    297,760.28x = 446,641.93 × 73,120.81
  4. Step 4: Simplify right side
    297,760.28x = 32,658,818,706.64
  5. Step 5: Solve for x
    x = 32,658,818,706.64/297,760.28
  6. Step 6: Final answer
    x = 109,681.58

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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.