Home / 1,154,707.02-1,731,856.41-313,324.38

Finding the Fourth Proportional to 1,154,707.02, 1,731,856.41 and 313,324.38

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Solution

The fourth proportional to 1,154,707.02, 1,731,856.41 and 313,324.38 is: 469,931.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,707.02 : 1,731,856.41 = 313,324.38 : x
  2. Step 2: Convert to fraction form
    1,154,707.02/1,731,856.41 = 313,324.38/x
  3. Step 3: Cross multiply
    1,154,707.02x = 1,731,856.41 × 313,324.38
  4. Step 4: Simplify right side
    1,154,707.02x = 542,632,835,912.28
  5. Step 5: Solve for x
    x = 542,632,835,912.28/1,154,707.02
  6. Step 6: Final answer
    x = 469,931.18

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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.