Home / 675,136.61-1,012,393.26-248,565.30

Finding the Fourth Proportional to 675,136.61, 1,012,393.26 and 248,565.30

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Solution

The fourth proportional to 675,136.61, 1,012,393.26 and 248,565.30 is: 372,733.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,136.61 : 1,012,393.26 = 248,565.30 : x
  2. Step 2: Convert to fraction form
    675,136.61/1,012,393.26 = 248,565.30/x
  3. Step 3: Cross multiply
    675,136.61x = 1,012,393.26 × 248,565.30
  4. Step 4: Simplify right side
    675,136.61x = 251,645,834,389.88
  5. Step 5: Solve for x
    x = 251,645,834,389.88/675,136.61
  6. Step 6: Final answer
    x = 372,733.21

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.