Home / 912,314.73-1,258,884.45-504,361.47

Finding the Fourth Proportional to 912,314.73, 1,258,884.45 and 504,361.47

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Solution

The fourth proportional to 912,314.73, 1,258,884.45 and 504,361.47 is: 695,958.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,314.73 : 1,258,884.45 = 504,361.47 : x
  2. Step 2: Convert to fraction form
    912,314.73/1,258,884.45 = 504,361.47/x
  3. Step 3: Cross multiply
    912,314.73x = 1,258,884.45 × 504,361.47
  4. Step 4: Simplify right side
    912,314.73x = 634,932,811,762.14
  5. Step 5: Solve for x
    x = 634,932,811,762.14/912,314.73
  6. Step 6: Final answer
    x = 695,958.08

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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.