Home / 758,568.16-1,046,809.20-419,033.44

Finding the Fourth Proportional to 758,568.16, 1,046,809.20 and 419,033.44

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Solution

The fourth proportional to 758,568.16, 1,046,809.20 and 419,033.44 is: 578,257.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,568.16 : 1,046,809.20 = 419,033.44 : x
  2. Step 2: Convert to fraction form
    758,568.16/1,046,809.20 = 419,033.44/x
  3. Step 3: Cross multiply
    758,568.16x = 1,046,809.20 × 419,033.44
  4. Step 4: Simplify right side
    758,568.16x = 438,648,060,099.65
  5. Step 5: Solve for x
    x = 438,648,060,099.65/758,568.16
  6. Step 6: Final answer
    x = 578,257.94

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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.