Home / 787,564.44-1,181,637.24-637,155.57

Finding the Fourth Proportional to 787,564.44, 1,181,637.24 and 637,155.57

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Solution

The fourth proportional to 787,564.44, 1,181,637.24 and 637,155.57 is: 955,968.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,564.44 : 1,181,637.24 = 637,155.57 : x
  2. Step 2: Convert to fraction form
    787,564.44/1,181,637.24 = 637,155.57/x
  3. Step 3: Cross multiply
    787,564.44x = 1,181,637.24 × 637,155.57
  4. Step 4: Simplify right side
    787,564.44x = 752,886,746,372.52
  5. Step 5: Solve for x
    x = 752,886,746,372.52/787,564.44
  6. Step 6: Final answer
    x = 955,968.43

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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.