Home / 546,710.05-819,294.39-258,214.16

Finding the Fourth Proportional to 546,710.05, 819,294.39 and 258,214.16

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Solution

The fourth proportional to 546,710.05, 819,294.39 and 258,214.16 is: 386,957.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,710.05 : 819,294.39 = 258,214.16 : x
  2. Step 2: Convert to fraction form
    546,710.05/819,294.39 = 258,214.16/x
  3. Step 3: Cross multiply
    546,710.05x = 819,294.39 × 258,214.16
  4. Step 4: Simplify right side
    546,710.05x = 211,553,412,706.56
  5. Step 5: Solve for x
    x = 211,553,412,706.56/546,710.05
  6. Step 6: Final answer
    x = 386,957.24

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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.