Home / 672,544.65-1,008,565.47-223,181.76

Finding the Fourth Proportional to 672,544.65, 1,008,565.47 and 223,181.76

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Solution

The fourth proportional to 672,544.65, 1,008,565.47 and 223,181.76 is: 334,689.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,544.65 : 1,008,565.47 = 223,181.76 : x
  2. Step 2: Convert to fraction form
    672,544.65/1,008,565.47 = 223,181.76/x
  3. Step 3: Cross multiply
    672,544.65x = 1,008,565.47 × 223,181.76
  4. Step 4: Simplify right side
    672,544.65x = 225,093,416,669.83
  5. Step 5: Solve for x
    x = 225,093,416,669.83/672,544.65
  6. Step 6: Final answer
    x = 334,689.18

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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.