Home / 677,087.42-934,367.28-371,164.46

Finding the Fourth Proportional to 677,087.42, 934,367.28 and 371,164.46

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Solution

The fourth proportional to 677,087.42, 934,367.28 and 371,164.46 is: 512,199.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,087.42 : 934,367.28 = 371,164.46 : x
  2. Step 2: Convert to fraction form
    677,087.42/934,367.28 = 371,164.46/x
  3. Step 3: Cross multiply
    677,087.42x = 934,367.28 × 371,164.46
  4. Step 4: Simplify right side
    677,087.42x = 346,803,926,922.87
  5. Step 5: Solve for x
    x = 346,803,926,922.87/677,087.42
  6. Step 6: Final answer
    x = 512,199.63

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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.