Home / 462,218.06-637,890.59-258,269.58

Finding the Fourth Proportional to 462,218.06, 637,890.59 and 258,269.58

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Solution

The fourth proportional to 462,218.06, 637,890.59 and 258,269.58 is: 356,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,218.06 : 637,890.59 = 258,269.58 : x
  2. Step 2: Convert to fraction form
    462,218.06/637,890.59 = 258,269.58/x
  3. Step 3: Cross multiply
    462,218.06x = 637,890.59 × 258,269.58
  4. Step 4: Simplify right side
    462,218.06x = 164,747,735,410.93
  5. Step 5: Solve for x
    x = 164,747,735,410.93/462,218.06
  6. Step 6: Final answer
    x = 356,428.60

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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.