Home / 743,559.64-1,026,118.56-404,027.92

Finding the Fourth Proportional to 743,559.64, 1,026,118.56 and 404,027.92

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Solution

The fourth proportional to 743,559.64, 1,026,118.56 and 404,027.92 is: 557,561.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,559.64 : 1,026,118.56 = 404,027.92 : x
  2. Step 2: Convert to fraction form
    743,559.64/1,026,118.56 = 404,027.92/x
  3. Step 3: Cross multiply
    743,559.64x = 1,026,118.56 × 404,027.92
  4. Step 4: Simplify right side
    743,559.64x = 414,580,547,470.20
  5. Step 5: Solve for x
    x = 414,580,547,470.20/743,559.64
  6. Step 6: Final answer
    x = 557,561.93

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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.