Home / 672,261.06-1,007,781.24-335,404.74

Finding the Fourth Proportional to 672,261.06, 1,007,781.24 and 335,404.74

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Solution

The fourth proportional to 672,261.06, 1,007,781.24 and 335,404.74 is: 502,802.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,261.06 : 1,007,781.24 = 335,404.74 : x
  2. Step 2: Convert to fraction form
    672,261.06/1,007,781.24 = 335,404.74/x
  3. Step 3: Cross multiply
    672,261.06x = 1,007,781.24 × 335,404.74
  4. Step 4: Simplify right side
    672,261.06x = 338,014,604,779.08
  5. Step 5: Solve for x
    x = 338,014,604,779.08/672,261.06
  6. Step 6: Final answer
    x = 502,802.59

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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.