Home / 300,038.04-449,538.66-159,370.20

Finding the Fourth Proportional to 300,038.04, 449,538.66 and 159,370.20

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Solution

The fourth proportional to 300,038.04, 449,538.66 and 159,370.20 is: 238,779.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,038.04 : 449,538.66 = 159,370.20 : x
  2. Step 2: Convert to fraction form
    300,038.04/449,538.66 = 159,370.20/x
  3. Step 3: Cross multiply
    300,038.04x = 449,538.66 × 159,370.20
  4. Step 4: Simplify right side
    300,038.04x = 71,643,066,151.93
  5. Step 5: Solve for x
    x = 71,643,066,151.93/300,038.04
  6. Step 6: Final answer
    x = 238,779.94

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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.