Home / 912,246.60-1,258,863.12-504,322.48

Finding the Fourth Proportional to 912,246.60, 1,258,863.12 and 504,322.48

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Solution

The fourth proportional to 912,246.60, 1,258,863.12 and 504,322.48 is: 695,944.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,246.60 : 1,258,863.12 = 504,322.48 : x
  2. Step 2: Convert to fraction form
    912,246.60/1,258,863.12 = 504,322.48/x
  3. Step 3: Cross multiply
    912,246.60x = 1,258,863.12 × 504,322.48
  4. Step 4: Simplify right side
    912,246.60x = 634,872,970,658.94
  5. Step 5: Solve for x
    x = 634,872,970,658.94/912,246.60
  6. Step 6: Final answer
    x = 695,944.46

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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.