Home / 460,898.13-636,042.06-256,962

Finding the Fourth Proportional to 460,898.13, 636,042.06 and 256,962

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Solution

The fourth proportional to 460,898.13, 636,042.06 and 256,962 is: 354,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,898.13 : 636,042.06 = 256,962 : x
  2. Step 2: Convert to fraction form
    460,898.13/636,042.06 = 256,962/x
  3. Step 3: Cross multiply
    460,898.13x = 636,042.06 × 256,962
  4. Step 4: Simplify right side
    460,898.13x = 163,438,639,821.72
  5. Step 5: Solve for x
    x = 163,438,639,821.72/460,898.13
  6. Step 6: Final answer
    x = 354,609.03

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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.