Home / 743,496.08-1,114,617.24-322,454.96

Finding the Fourth Proportional to 743,496.08, 1,114,617.24 and 322,454.96

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Solution

The fourth proportional to 743,496.08, 1,114,617.24 and 322,454.96 is: 483,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,496.08 : 1,114,617.24 = 322,454.96 : x
  2. Step 2: Convert to fraction form
    743,496.08/1,114,617.24 = 322,454.96/x
  3. Step 3: Cross multiply
    743,496.08x = 1,114,617.24 × 322,454.96
  4. Step 4: Simplify right side
    743,496.08x = 359,413,857,539.51
  5. Step 5: Solve for x
    x = 359,413,857,539.51/743,496.08
  6. Step 6: Final answer
    x = 483,410.56

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1.5x scale

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.