Home / 912,382.48-1,259,080.26-504,502.12

Finding the Fourth Proportional to 912,382.48, 1,259,080.26 and 504,502.12

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Solution

The fourth proportional to 912,382.48, 1,259,080.26 and 504,502.12 is: 696,208.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,382.48 : 1,259,080.26 = 504,502.12 : x
  2. Step 2: Convert to fraction form
    912,382.48/1,259,080.26 = 504,502.12/x
  3. Step 3: Cross multiply
    912,382.48x = 1,259,080.26 × 504,502.12
  4. Step 4: Simplify right side
    912,382.48x = 635,208,660,420.15
  5. Step 5: Solve for x
    x = 635,208,660,420.15/912,382.48
  6. Step 6: Final answer
    x = 696,208.74

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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.