Home / 456,874.50-630,399.33-295,707.18

Finding the Fourth Proportional to 456,874.50, 630,399.33 and 295,707.18

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Solution

The fourth proportional to 456,874.50, 630,399.33 and 295,707.18 is: 408,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,874.50 : 630,399.33 = 295,707.18 : x
  2. Step 2: Convert to fraction form
    456,874.50/630,399.33 = 295,707.18/x
  3. Step 3: Cross multiply
    456,874.50x = 630,399.33 × 295,707.18
  4. Step 4: Simplify right side
    456,874.50x = 186,413,608,148.19
  5. Step 5: Solve for x
    x = 186,413,608,148.19/456,874.50
  6. Step 6: Final answer
    x = 408,019.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.