Home / 743,570.92-1,026,134.36-404,039.16

Finding the Fourth Proportional to 743,570.92, 1,026,134.36 and 404,039.16

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Solution

The fourth proportional to 743,570.92, 1,026,134.36 and 404,039.16 is: 557,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,570.92 : 1,026,134.36 = 404,039.16 : x
  2. Step 2: Convert to fraction form
    743,570.92/1,026,134.36 = 404,039.16/x
  3. Step 3: Cross multiply
    743,570.92x = 1,026,134.36 × 404,039.16
  4. Step 4: Simplify right side
    743,570.92x = 414,598,464,861.54
  5. Step 5: Solve for x
    x = 414,598,464,861.54/743,570.92
  6. Step 6: Final answer
    x = 557,577.57

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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.