Home / 925,137.09-1,276,737.93-562,500.90

Finding the Fourth Proportional to 925,137.09, 1,276,737.93 and 562,500.90

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Solution

The fourth proportional to 925,137.09, 1,276,737.93 and 562,500.90 is: 776,280.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,137.09 : 1,276,737.93 = 562,500.90 : x
  2. Step 2: Convert to fraction form
    925,137.09/1,276,737.93 = 562,500.90/x
  3. Step 3: Cross multiply
    925,137.09x = 1,276,737.93 × 562,500.90
  4. Step 4: Simplify right side
    925,137.09x = 718,166,234,689.14
  5. Step 5: Solve for x
    x = 718,166,234,689.14/925,137.09
  6. Step 6: Final answer
    x = 776,280.88

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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.