Home / 679,599.71-1,019,381.23-167,269.41

Finding the Fourth Proportional to 679,599.71, 1,019,381.23 and 167,269.41

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Solution

The fourth proportional to 679,599.71, 1,019,381.23 and 167,269.41 is: 250,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,599.71 : 1,019,381.23 = 167,269.41 : x
  2. Step 2: Convert to fraction form
    679,599.71/1,019,381.23 = 167,269.41/x
  3. Step 3: Cross multiply
    679,599.71x = 1,019,381.23 × 167,269.41
  4. Step 4: Simplify right side
    679,599.71x = 170,511,296,907.17
  5. Step 5: Solve for x
    x = 170,511,296,907.17/679,599.71
  6. Step 6: Final answer
    x = 250,899.60

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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.