Home / 1,134,327.78-1,702,201.50-460,409.40

Finding the Fourth Proportional to 1,134,327.78, 1,702,201.50 and 460,409.40

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Solution

The fourth proportional to 1,134,327.78, 1,702,201.50 and 460,409.40 is: 690,902.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,327.78 : 1,702,201.50 = 460,409.40 : x
  2. Step 2: Convert to fraction form
    1,134,327.78/1,702,201.50 = 460,409.40/x
  3. Step 3: Cross multiply
    1,134,327.78x = 1,702,201.50 × 460,409.40
  4. Step 4: Simplify right side
    1,134,327.78x = 783,709,571,294.10
  5. Step 5: Solve for x
    x = 783,709,571,294.10/1,134,327.78
  6. Step 6: Final answer
    x = 690,902.21

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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.