Home / 1,110,040.02-1,664,757.63-311,272.02

Finding the Fourth Proportional to 1,110,040.02, 1,664,757.63 and 311,272.02

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Solution

The fourth proportional to 1,110,040.02, 1,664,757.63 and 311,272.02 is: 466,823.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,040.02 : 1,664,757.63 = 311,272.02 : x
  2. Step 2: Convert to fraction form
    1,110,040.02/1,664,757.63 = 311,272.02/x
  3. Step 3: Cross multiply
    1,110,040.02x = 1,664,757.63 × 311,272.02
  4. Step 4: Simplify right side
    1,110,040.02x = 518,192,470,300.51
  5. Step 5: Solve for x
    x = 518,192,470,300.51/1,110,040.02
  6. Step 6: Final answer
    x = 466,823.23

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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.