Home / 563,518.23-777,734.87-348,727.47

Finding the Fourth Proportional to 563,518.23, 777,734.87 and 348,727.47

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Solution

The fourth proportional to 563,518.23, 777,734.87 and 348,727.47 is: 481,293.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,518.23 : 777,734.87 = 348,727.47 : x
  2. Step 2: Convert to fraction form
    563,518.23/777,734.87 = 348,727.47/x
  3. Step 3: Cross multiply
    563,518.23x = 777,734.87 × 348,727.47
  4. Step 4: Simplify right side
    563,518.23x = 271,217,511,802.24
  5. Step 5: Solve for x
    x = 271,217,511,802.24/563,518.23
  6. Step 6: Final answer
    x = 481,293.23

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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.