Home / 873,328.50-1,309,992.75-242,242.31

Finding the Fourth Proportional to 873,328.50, 1,309,992.75 and 242,242.31

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Solution

The fourth proportional to 873,328.50, 1,309,992.75 and 242,242.31 is: 363,363.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,328.50 : 1,309,992.75 = 242,242.31 : x
  2. Step 2: Convert to fraction form
    873,328.50/1,309,992.75 = 242,242.31/x
  3. Step 3: Cross multiply
    873,328.50x = 1,309,992.75 × 242,242.31
  4. Step 4: Simplify right side
    873,328.50x = 317,335,673,118.23
  5. Step 5: Solve for x
    x = 317,335,673,118.23/873,328.50
  6. Step 6: Final answer
    x = 363,363.47

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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.