Home / 935,426.88-1,403,222.40-261,515.52

Finding the Fourth Proportional to 935,426.88, 1,403,222.40 and 261,515.52

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Solution

The fourth proportional to 935,426.88, 1,403,222.40 and 261,515.52 is: 392,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,426.88 : 1,403,222.40 = 261,515.52 : x
  2. Step 2: Convert to fraction form
    935,426.88/1,403,222.40 = 261,515.52/x
  3. Step 3: Cross multiply
    935,426.88x = 1,403,222.40 × 261,515.52
  4. Step 4: Simplify right side
    935,426.88x = 366,964,435,611.65
  5. Step 5: Solve for x
    x = 366,964,435,611.65/935,426.88
  6. Step 6: Final answer
    x = 392,296.23

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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.