Home / 681,506.96-940,486.03-375,594.37

Finding the Fourth Proportional to 681,506.96, 940,486.03 and 375,594.37

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Solution

The fourth proportional to 681,506.96, 940,486.03 and 375,594.37 is: 518,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,506.96 : 940,486.03 = 375,594.37 : x
  2. Step 2: Convert to fraction form
    681,506.96/940,486.03 = 375,594.37/x
  3. Step 3: Cross multiply
    681,506.96x = 940,486.03 × 375,594.37
  4. Step 4: Simplify right side
    681,506.96x = 353,241,257,931.65
  5. Step 5: Solve for x
    x = 353,241,257,931.65/681,506.96
  6. Step 6: Final answer
    x = 518,323.77

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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.