Home / 572,723.46-789,710.67-365,719.68

Finding the Fourth Proportional to 572,723.46, 789,710.67 and 365,719.68

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Solution

The fourth proportional to 572,723.46, 789,710.67 and 365,719.68 is: 504,279.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,723.46 : 789,710.67 = 365,719.68 : x
  2. Step 2: Convert to fraction form
    572,723.46/789,710.67 = 365,719.68/x
  3. Step 3: Cross multiply
    572,723.46x = 789,710.67 × 365,719.68
  4. Step 4: Simplify right side
    572,723.46x = 288,812,733,524.99
  5. Step 5: Solve for x
    x = 288,812,733,524.99/572,723.46
  6. Step 6: Final answer
    x = 504,279.56

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1.5x scale

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.