Home / 718,506.68-1,077,845.94-291,951.36

Finding the Fourth Proportional to 718,506.68, 1,077,845.94 and 291,951.36

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Solution

The fourth proportional to 718,506.68, 1,077,845.94 and 291,951.36 is: 437,961.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,506.68 : 1,077,845.94 = 291,951.36 : x
  2. Step 2: Convert to fraction form
    718,506.68/1,077,845.94 = 291,951.36/x
  3. Step 3: Cross multiply
    718,506.68x = 1,077,845.94 × 291,951.36
  4. Step 4: Simplify right side
    718,506.68x = 314,678,588,053.48
  5. Step 5: Solve for x
    x = 314,678,588,053.48/718,506.68
  6. Step 6: Final answer
    x = 437,961.95

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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.