Home / 546,972.69-754,898.40-305,270.84

Finding the Fourth Proportional to 546,972.69, 754,898.40 and 305,270.84

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Solution

The fourth proportional to 546,972.69, 754,898.40 and 305,270.84 is: 421,316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,972.69 : 754,898.40 = 305,270.84 : x
  2. Step 2: Convert to fraction form
    546,972.69/754,898.40 = 305,270.84/x
  3. Step 3: Cross multiply
    546,972.69x = 754,898.40 × 305,270.84
  4. Step 4: Simplify right side
    546,972.69x = 230,448,468,682.66
  5. Step 5: Solve for x
    x = 230,448,468,682.66/546,972.69
  6. Step 6: Final answer
    x = 421,316.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.