Home / 625,822.23-863,777.61-367,729.50

Finding the Fourth Proportional to 625,822.23, 863,777.61 and 367,729.50

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Solution

The fourth proportional to 625,822.23, 863,777.61 and 367,729.50 is: 507,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,822.23 : 863,777.61 = 367,729.50 : x
  2. Step 2: Convert to fraction form
    625,822.23/863,777.61 = 367,729.50/x
  3. Step 3: Cross multiply
    625,822.23x = 863,777.61 × 367,729.50
  4. Step 4: Simplify right side
    625,822.23x = 317,636,508,636.50
  5. Step 5: Solve for x
    x = 317,636,508,636.50/625,822.23
  6. Step 6: Final answer
    x = 507,550.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.