Home / 687,592.50-1,031,803.48-293,608.50

Finding the Fourth Proportional to 687,592.50, 1,031,803.48 and 293,608.50

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Solution

The fourth proportional to 687,592.50, 1,031,803.48 and 293,608.50 is: 440,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,592.50 : 1,031,803.48 = 293,608.50 : x
  2. Step 2: Convert to fraction form
    687,592.50/1,031,803.48 = 293,608.50/x
  3. Step 3: Cross multiply
    687,592.50x = 1,031,803.48 × 293,608.50
  4. Step 4: Simplify right side
    687,592.50x = 302,946,272,057.58
  5. Step 5: Solve for x
    x = 302,946,272,057.58/687,592.50
  6. Step 6: Final answer
    x = 440,589.84

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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.