Home / 718,064.36-1,077,123.87-268,737.92

Finding the Fourth Proportional to 718,064.36, 1,077,123.87 and 268,737.92

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Solution

The fourth proportional to 718,064.36, 1,077,123.87 and 268,737.92 is: 403,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,064.36 : 1,077,123.87 = 268,737.92 : x
  2. Step 2: Convert to fraction form
    718,064.36/1,077,123.87 = 268,737.92/x
  3. Step 3: Cross multiply
    718,064.36x = 1,077,123.87 × 268,737.92
  4. Step 4: Simplify right side
    718,064.36x = 289,464,028,406.15
  5. Step 5: Solve for x
    x = 289,464,028,406.15/718,064.36
  6. Step 6: Final answer
    x = 403,117.11

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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.