Home / 821,505.50-1,232,398.37-366,261.92

Finding the Fourth Proportional to 821,505.50, 1,232,398.37 and 366,261.92

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Solution

The fourth proportional to 821,505.50, 1,232,398.37 and 366,261.92 is: 549,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,505.50 : 1,232,398.37 = 366,261.92 : x
  2. Step 2: Convert to fraction form
    821,505.50/1,232,398.37 = 366,261.92/x
  3. Step 3: Cross multiply
    821,505.50x = 1,232,398.37 × 366,261.92
  4. Step 4: Simplify right side
    821,505.50x = 451,380,594,450.76
  5. Step 5: Solve for x
    x = 451,380,594,450.76/821,505.50
  6. Step 6: Final answer
    x = 549,455.35

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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.