Home / 297,581.64-446,376.10-87,223.83

Finding the Fourth Proportional to 297,581.64, 446,376.10 and 87,223.83

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Solution

The fourth proportional to 297,581.64, 446,376.10 and 87,223.83 is: 130,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,581.64 : 446,376.10 = 87,223.83 : x
  2. Step 2: Convert to fraction form
    297,581.64/446,376.10 = 87,223.83/x
  3. Step 3: Cross multiply
    297,581.64x = 446,376.10 × 87,223.83
  4. Step 4: Simplify right side
    297,581.64x = 38,934,633,062.46
  5. Step 5: Solve for x
    x = 38,934,633,062.46/297,581.64
  6. Step 6: Final answer
    x = 130,836.81

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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.