Home / 687,593.50-1,031,804.98-293,609.50

Finding the Fourth Proportional to 687,593.50, 1,031,804.98 and 293,609.50

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Solution

The fourth proportional to 687,593.50, 1,031,804.98 and 293,609.50 is: 440,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,593.50 : 1,031,804.98 = 293,609.50 : x
  2. Step 2: Convert to fraction form
    687,593.50/1,031,804.98 = 293,609.50/x
  3. Step 3: Cross multiply
    687,593.50x = 1,031,804.98 × 293,609.50
  4. Step 4: Simplify right side
    687,593.50x = 302,947,744,275.31
  5. Step 5: Solve for x
    x = 302,947,744,275.31/687,593.50
  6. Step 6: Final answer
    x = 440,591.34

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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.