Home / 773,129.84-1,159,228.82-346,588.47

Finding the Fourth Proportional to 773,129.84, 1,159,228.82 and 346,588.47

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Solution

The fourth proportional to 773,129.84, 1,159,228.82 and 346,588.47 is: 519,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,129.84 : 1,159,228.82 = 346,588.47 : x
  2. Step 2: Convert to fraction form
    773,129.84/1,159,228.82 = 346,588.47/x
  3. Step 3: Cross multiply
    773,129.84x = 1,159,228.82 × 346,588.47
  4. Step 4: Simplify right side
    773,129.84x = 401,775,343,103.71
  5. Step 5: Solve for x
    x = 401,775,343,103.71/773,129.84
  6. Step 6: Final answer
    x = 519,673.83

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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.