Home / 461,974.90-692,987.19-146,456.41

Finding the Fourth Proportional to 461,974.90, 692,987.19 and 146,456.41

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Solution

The fourth proportional to 461,974.90, 692,987.19 and 146,456.41 is: 219,692.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,974.90 : 692,987.19 = 146,456.41 : x
  2. Step 2: Convert to fraction form
    461,974.90/692,987.19 = 146,456.41/x
  3. Step 3: Cross multiply
    461,974.90x = 692,987.19 × 146,456.41
  4. Step 4: Simplify right side
    461,974.90x = 101,492,411,826.17
  5. Step 5: Solve for x
    x = 101,492,411,826.17/461,974.90
  6. Step 6: Final answer
    x = 219,692.48

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1.5x scale

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.