Home / 489,223.32-675,135.06-295,604.16

Finding the Fourth Proportional to 489,223.32, 675,135.06 and 295,604.16

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Solution

The fourth proportional to 489,223.32, 675,135.06 and 295,604.16 is: 407,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,223.32 : 675,135.06 = 295,604.16 : x
  2. Step 2: Convert to fraction form
    489,223.32/675,135.06 = 295,604.16/x
  3. Step 3: Cross multiply
    489,223.32x = 675,135.06 × 295,604.16
  4. Step 4: Simplify right side
    489,223.32x = 199,572,732,297.85
  5. Step 5: Solve for x
    x = 199,572,732,297.85/489,223.32
  6. Step 6: Final answer
    x = 407,937.90

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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.