Home / 758,566.16-1,046,806.44-419,031.44

Finding the Fourth Proportional to 758,566.16, 1,046,806.44 and 419,031.44

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Solution

The fourth proportional to 758,566.16, 1,046,806.44 and 419,031.44 is: 578,255.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,566.16 : 1,046,806.44 = 419,031.44 : x
  2. Step 2: Convert to fraction form
    758,566.16/1,046,806.44 = 419,031.44/x
  3. Step 3: Cross multiply
    758,566.16x = 1,046,806.44 × 419,031.44
  4. Step 4: Simplify right side
    758,566.16x = 438,644,809,954.47
  5. Step 5: Solve for x
    x = 438,644,809,954.47/758,566.16
  6. Step 6: Final answer
    x = 578,255.18

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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.