Home / 478,511.03-717,766.44-141,525.41

Finding the Fourth Proportional to 478,511.03, 717,766.44 and 141,525.41

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Solution

The fourth proportional to 478,511.03, 717,766.44 and 141,525.41 is: 212,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,511.03 : 717,766.44 = 141,525.41 : x
  2. Step 2: Convert to fraction form
    478,511.03/717,766.44 = 141,525.41/x
  3. Step 3: Cross multiply
    478,511.03x = 717,766.44 × 141,525.41
  4. Step 4: Simplify right side
    478,511.03x = 101,582,186,116.41
  5. Step 5: Solve for x
    x = 101,582,186,116.41/478,511.03
  6. Step 6: Final answer
    x = 212,288.08

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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.