Home / 743,606.69-1,026,177.32-404,074.13

Finding the Fourth Proportional to 743,606.69, 1,026,177.32 and 404,074.13

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Solution

The fourth proportional to 743,606.69, 1,026,177.32 and 404,074.13 is: 557,622.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,606.69 : 1,026,177.32 = 404,074.13 : x
  2. Step 2: Convert to fraction form
    743,606.69/1,026,177.32 = 404,074.13/x
  3. Step 3: Cross multiply
    743,606.69x = 1,026,177.32 × 404,074.13
  4. Step 4: Simplify right side
    743,606.69x = 414,651,703,684.03
  5. Step 5: Solve for x
    x = 414,651,703,684.03/743,606.69
  6. Step 6: Final answer
    x = 557,622.35

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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.