Home / 935,322.88-1,402,987.26-261,399.74

Finding the Fourth Proportional to 935,322.88, 1,402,987.26 and 261,399.74

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Solution

The fourth proportional to 935,322.88, 1,402,987.26 and 261,399.74 is: 392,100.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,322.88 : 1,402,987.26 = 261,399.74 : x
  2. Step 2: Convert to fraction form
    935,322.88/1,402,987.26 = 261,399.74/x
  3. Step 3: Cross multiply
    935,322.88x = 1,402,987.26 × 261,399.74
  4. Step 4: Simplify right side
    935,322.88x = 366,740,504,638.87
  5. Step 5: Solve for x
    x = 366,740,504,638.87/935,322.88
  6. Step 6: Final answer
    x = 392,100.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.