Home / 778,572.76-1,167,496.24-404,495.32

Finding the Fourth Proportional to 778,572.76, 1,167,496.24 and 404,495.32

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Solution

The fourth proportional to 778,572.76, 1,167,496.24 and 404,495.32 is: 606,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,572.76 : 1,167,496.24 = 404,495.32 : x
  2. Step 2: Convert to fraction form
    778,572.76/1,167,496.24 = 404,495.32/x
  3. Step 3: Cross multiply
    778,572.76x = 1,167,496.24 × 404,495.32
  4. Step 4: Simplify right side
    778,572.76x = 472,246,765,197.60
  5. Step 5: Solve for x
    x = 472,246,765,197.60/778,572.76
  6. Step 6: Final answer
    x = 606,554.44

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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.