Home / 751,732.83-1,127,934.47-346,707.24

Finding the Fourth Proportional to 751,732.83, 1,127,934.47 and 346,707.24

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Solution

The fourth proportional to 751,732.83, 1,127,934.47 and 346,707.24 is: 520,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,732.83 : 1,127,934.47 = 346,707.24 : x
  2. Step 2: Convert to fraction form
    751,732.83/1,127,934.47 = 346,707.24/x
  3. Step 3: Cross multiply
    751,732.83x = 1,127,934.47 × 346,707.24
  4. Step 4: Simplify right side
    751,732.83x = 391,063,050,867.97
  5. Step 5: Solve for x
    x = 391,063,050,867.97/751,732.83
  6. Step 6: Final answer
    x = 520,215.47

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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.