Home / 839,711.88-1,259,515.98-341,062.92

Finding the Fourth Proportional to 839,711.88, 1,259,515.98 and 341,062.92

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Solution

The fourth proportional to 839,711.88, 1,259,515.98 and 341,062.92 is: 511,573.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,711.88 : 1,259,515.98 = 341,062.92 : x
  2. Step 2: Convert to fraction form
    839,711.88/1,259,515.98 = 341,062.92/x
  3. Step 3: Cross multiply
    839,711.88x = 1,259,515.98 × 341,062.92
  4. Step 4: Simplify right side
    839,711.88x = 429,574,197,925.46
  5. Step 5: Solve for x
    x = 429,574,197,925.46/839,711.88
  6. Step 6: Final answer
    x = 511,573.32

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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.