Home / 794,341.50-1,191,137.82-288,545.90

Finding the Fourth Proportional to 794,341.50, 1,191,137.82 and 288,545.90

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Solution

The fourth proportional to 794,341.50, 1,191,137.82 and 288,545.90 is: 432,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,341.50 : 1,191,137.82 = 288,545.90 : x
  2. Step 2: Convert to fraction form
    794,341.50/1,191,137.82 = 288,545.90/x
  3. Step 3: Cross multiply
    794,341.50x = 1,191,137.82 × 288,545.90
  4. Step 4: Simplify right side
    794,341.50x = 343,697,934,295.94
  5. Step 5: Solve for x
    x = 343,697,934,295.94/794,341.50
  6. Step 6: Final answer
    x = 432,682.84

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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.