Home / 743,576.49-1,026,141.71-404,044.74

Finding the Fourth Proportional to 743,576.49, 1,026,141.71 and 404,044.74

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Solution

The fourth proportional to 743,576.49, 1,026,141.71 and 404,044.74 is: 557,585.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,576.49 : 1,026,141.71 = 404,044.74 : x
  2. Step 2: Convert to fraction form
    743,576.49/1,026,141.71 = 404,044.74/x
  3. Step 3: Cross multiply
    743,576.49x = 1,026,141.71 × 404,044.74
  4. Step 4: Simplify right side
    743,576.49x = 414,607,158,399.88
  5. Step 5: Solve for x
    x = 414,607,158,399.88/743,576.49
  6. Step 6: Final answer
    x = 557,585.08

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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.