Home / 758,026.28-1,046,548.36-482,539.57

Finding the Fourth Proportional to 758,026.28, 1,046,548.36 and 482,539.57

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Solution

The fourth proportional to 758,026.28, 1,046,548.36 and 482,539.57 is: 666,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,026.28 : 1,046,548.36 = 482,539.57 : x
  2. Step 2: Convert to fraction form
    758,026.28/1,046,548.36 = 482,539.57/x
  3. Step 3: Cross multiply
    758,026.28x = 1,046,548.36 × 482,539.57
  4. Step 4: Simplify right side
    758,026.28x = 505,000,995,618.61
  5. Step 5: Solve for x
    x = 505,000,995,618.61/758,026.28
  6. Step 6: Final answer
    x = 666,205.13

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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.