Home / 797,471.13-1,100,595.51-487,555.56

Finding the Fourth Proportional to 797,471.13, 1,100,595.51 and 487,555.56

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Solution

The fourth proportional to 797,471.13, 1,100,595.51 and 487,555.56 is: 672,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,471.13 : 1,100,595.51 = 487,555.56 : x
  2. Step 2: Convert to fraction form
    797,471.13/1,100,595.51 = 487,555.56/x
  3. Step 3: Cross multiply
    797,471.13x = 1,100,595.51 × 487,555.56
  4. Step 4: Simplify right side
    797,471.13x = 536,601,460,211.54
  5. Step 5: Solve for x
    x = 536,601,460,211.54/797,471.13
  6. Step 6: Final answer
    x = 672,878.86

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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.