Home / 675,870.24-1,013,996.88-338,503.44

Finding the Fourth Proportional to 675,870.24, 1,013,996.88 and 338,503.44

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Solution

The fourth proportional to 675,870.24, 1,013,996.88 and 338,503.44 is: 507,851.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,870.24 : 1,013,996.88 = 338,503.44 : x
  2. Step 2: Convert to fraction form
    675,870.24/1,013,996.88 = 338,503.44/x
  3. Step 3: Cross multiply
    675,870.24x = 1,013,996.88 × 338,503.44
  4. Step 4: Simplify right side
    675,870.24x = 343,241,432,029.27
  5. Step 5: Solve for x
    x = 343,241,432,029.27/675,870.24
  6. Step 6: Final answer
    x = 507,851.08

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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.