Home / 1,087,675.86-1,631,683.00-329,336.76

Finding the Fourth Proportional to 1,087,675.86, 1,631,683.00 and 329,336.76

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Solution

The fourth proportional to 1,087,675.86, 1,631,683.00 and 329,336.76 is: 494,056.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,675.86 : 1,631,683.00 = 329,336.76 : x
  2. Step 2: Convert to fraction form
    1,087,675.86/1,631,683.00 = 329,336.76/x
  3. Step 3: Cross multiply
    1,087,675.86x = 1,631,683.00 × 329,336.76
  4. Step 4: Simplify right side
    1,087,675.86x = 537,373,193,119.08
  5. Step 5: Solve for x
    x = 537,373,193,119.08/1,087,675.86
  6. Step 6: Final answer
    x = 494,056.38

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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.