Home / 821,505.51-1,232,398.37-366,261.93

Finding the Fourth Proportional to 821,505.51, 1,232,398.37 and 366,261.93

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Solution

The fourth proportional to 821,505.51, 1,232,398.37 and 366,261.93 is: 549,455.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,505.51 : 1,232,398.37 = 366,261.93 : x
  2. Step 2: Convert to fraction form
    821,505.51/1,232,398.37 = 366,261.93/x
  3. Step 3: Cross multiply
    821,505.51x = 1,232,398.37 × 366,261.93
  4. Step 4: Simplify right side
    821,505.51x = 451,380,603,693.74
  5. Step 5: Solve for x
    x = 451,380,603,693.74/821,505.51
  6. Step 6: Final answer
    x = 549,455.36

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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.