Home / 743,758.56-1,026,386.94-404,226.81

Finding the Fourth Proportional to 743,758.56, 1,026,386.94 and 404,226.81

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Solution

The fourth proportional to 743,758.56, 1,026,386.94 and 404,226.81 is: 557,833.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,758.56 : 1,026,386.94 = 404,226.81 : x
  2. Step 2: Convert to fraction form
    743,758.56/1,026,386.94 = 404,226.81/x
  3. Step 3: Cross multiply
    743,758.56x = 1,026,386.94 × 404,226.81
  4. Step 4: Simplify right side
    743,758.56x = 414,893,118,581.86
  5. Step 5: Solve for x
    x = 414,893,118,581.86/743,758.56
  6. Step 6: Final answer
    x = 557,833.07

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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.