Home / 940,579.86-1,409,903.46-371,729.82

Finding the Fourth Proportional to 940,579.86, 1,409,903.46 and 371,729.82

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Solution

The fourth proportional to 940,579.86, 1,409,903.46 and 371,729.82 is: 557,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,579.86 : 1,409,903.46 = 371,729.82 : x
  2. Step 2: Convert to fraction form
    940,579.86/1,409,903.46 = 371,729.82/x
  3. Step 3: Cross multiply
    940,579.86x = 1,409,903.46 × 371,729.82
  4. Step 4: Simplify right side
    940,579.86x = 524,103,159,403.18
  5. Step 5: Solve for x
    x = 524,103,159,403.18/940,579.86
  6. Step 6: Final answer
    x = 557,212.82

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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.