Home / 563,026.14-776,968.61-308,377.53

Finding the Fourth Proportional to 563,026.14, 776,968.61 and 308,377.53

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Solution

The fourth proportional to 563,026.14, 776,968.61 and 308,377.53 is: 425,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,026.14 : 776,968.61 = 308,377.53 : x
  2. Step 2: Convert to fraction form
    563,026.14/776,968.61 = 308,377.53/x
  3. Step 3: Cross multiply
    563,026.14x = 776,968.61 × 308,377.53
  4. Step 4: Simplify right side
    563,026.14x = 239,599,659,297.45
  5. Step 5: Solve for x
    x = 239,599,659,297.45/563,026.14
  6. Step 6: Final answer
    x = 425,556.90

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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.