Home / 999,376.37-1,499,169.56-325,510.14

Finding the Fourth Proportional to 999,376.37, 1,499,169.56 and 325,510.14

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Solution

The fourth proportional to 999,376.37, 1,499,169.56 and 325,510.14 is: 488,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,376.37 : 1,499,169.56 = 325,510.14 : x
  2. Step 2: Convert to fraction form
    999,376.37/1,499,169.56 = 325,510.14/x
  3. Step 3: Cross multiply
    999,376.37x = 1,499,169.56 × 325,510.14
  4. Step 4: Simplify right side
    999,376.37x = 487,994,893,359.34
  5. Step 5: Solve for x
    x = 487,994,893,359.34/999,376.37
  6. Step 6: Final answer
    x = 488,299.41

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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.