Home / 297,535.13-446,378.21-137,726.34

Finding the Fourth Proportional to 297,535.13, 446,378.21 and 137,726.34

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Solution

The fourth proportional to 297,535.13, 446,378.21 and 137,726.34 is: 206,624.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,535.13 : 446,378.21 = 137,726.34 : x
  2. Step 2: Convert to fraction form
    297,535.13/446,378.21 = 137,726.34/x
  3. Step 3: Cross multiply
    297,535.13x = 446,378.21 × 137,726.34
  4. Step 4: Simplify right side
    297,535.13x = 61,478,036,430.42
  5. Step 5: Solve for x
    x = 61,478,036,430.42/297,535.13
  6. Step 6: Final answer
    x = 206,624.47

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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.