Home / 743,760.84-1,026,348.30-404,226.84

Finding the Fourth Proportional to 743,760.84, 1,026,348.30 and 404,226.84

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Solution

The fourth proportional to 743,760.84, 1,026,348.30 and 404,226.84 is: 557,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,760.84 : 1,026,348.30 = 404,226.84 : x
  2. Step 2: Convert to fraction form
    743,760.84/1,026,348.30 = 404,226.84/x
  3. Step 3: Cross multiply
    743,760.84x = 1,026,348.30 × 404,226.84
  4. Step 4: Simplify right side
    743,760.84x = 414,877,530,048.37
  5. Step 5: Solve for x
    x = 414,877,530,048.37/743,760.84
  6. Step 6: Final answer
    x = 557,810.40

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Double scale
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1.5x scale

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.