Home / 461,916.12-692,932.50-146,260.20

Finding the Fourth Proportional to 461,916.12, 692,932.50 and 146,260.20

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Solution

The fourth proportional to 461,916.12, 692,932.50 and 146,260.20 is: 219,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,916.12 : 692,932.50 = 146,260.20 : x
  2. Step 2: Convert to fraction form
    461,916.12/692,932.50 = 146,260.20/x
  3. Step 3: Cross multiply
    461,916.12x = 692,932.50 × 146,260.20
  4. Step 4: Simplify right side
    461,916.12x = 101,348,446,036.50
  5. Step 5: Solve for x
    x = 101,348,446,036.50/461,916.12
  6. Step 6: Final answer
    x = 219,408.77

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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.