Home / 462,118.77-637,701.12-258,129.18

Finding the Fourth Proportional to 462,118.77, 637,701.12 and 258,129.18

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Solution

The fourth proportional to 462,118.77, 637,701.12 and 258,129.18 is: 356,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,118.77 : 637,701.12 = 258,129.18 : x
  2. Step 2: Convert to fraction form
    462,118.77/637,701.12 = 258,129.18/x
  3. Step 3: Cross multiply
    462,118.77x = 637,701.12 × 258,129.18
  4. Step 4: Simplify right side
    462,118.77x = 164,609,267,190.68
  5. Step 5: Solve for x
    x = 164,609,267,190.68/462,118.77
  6. Step 6: Final answer
    x = 356,205.54

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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.