Home / 743,576.07-1,026,141.45-404,044.32

Finding the Fourth Proportional to 743,576.07, 1,026,141.45 and 404,044.32

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Solution

The fourth proportional to 743,576.07, 1,026,141.45 and 404,044.32 is: 557,584.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,576.07 : 1,026,141.45 = 404,044.32 : x
  2. Step 2: Convert to fraction form
    743,576.07/1,026,141.45 = 404,044.32/x
  3. Step 3: Cross multiply
    743,576.07x = 1,026,141.45 × 404,044.32
  4. Step 4: Simplify right side
    743,576.07x = 414,606,624,389.06
  5. Step 5: Solve for x
    x = 414,606,624,389.06/743,576.07
  6. Step 6: Final answer
    x = 557,584.68

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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.