Home / 514,388.03-772,080.05-248,335.22

Finding the Fourth Proportional to 514,388.03, 772,080.05 and 248,335.22

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Solution

The fourth proportional to 514,388.03, 772,080.05 and 248,335.22 is: 372,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,388.03 : 772,080.05 = 248,335.22 : x
  2. Step 2: Convert to fraction form
    514,388.03/772,080.05 = 248,335.22/x
  3. Step 3: Cross multiply
    514,388.03x = 772,080.05 × 248,335.22
  4. Step 4: Simplify right side
    514,388.03x = 191,734,671,625.40
  5. Step 5: Solve for x
    x = 191,734,671,625.40/514,388.03
  6. Step 6: Final answer
    x = 372,743.26

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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.