Home / 743,635.35-1,026,223.29-404,103.60

Finding the Fourth Proportional to 743,635.35, 1,026,223.29 and 404,103.60

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Solution

The fourth proportional to 743,635.35, 1,026,223.29 and 404,103.60 is: 557,666.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,635.35 : 1,026,223.29 = 404,103.60 : x
  2. Step 2: Convert to fraction form
    743,635.35/1,026,223.29 = 404,103.60/x
  3. Step 3: Cross multiply
    743,635.35x = 1,026,223.29 × 404,103.60
  4. Step 4: Simplify right side
    743,635.35x = 414,700,525,892.84
  5. Step 5: Solve for x
    x = 414,700,525,892.84/743,635.35
  6. Step 6: Final answer
    x = 557,666.50

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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.