Home / 462,090.10-637,677.30-258,143.95

Finding the Fourth Proportional to 462,090.10, 637,677.30 and 258,143.95

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Solution

The fourth proportional to 462,090.10, 637,677.30 and 258,143.95 is: 356,234.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,090.10 : 637,677.30 = 258,143.95 : x
  2. Step 2: Convert to fraction form
    462,090.10/637,677.30 = 258,143.95/x
  3. Step 3: Cross multiply
    462,090.10x = 637,677.30 × 258,143.95
  4. Step 4: Simplify right side
    462,090.10x = 164,612,535,453.14
  5. Step 5: Solve for x
    x = 164,612,535,453.14/462,090.10
  6. Step 6: Final answer
    x = 356,234.72

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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.