Home / 711,328.20-1,066,777.25-374,183.01

Finding the Fourth Proportional to 711,328.20, 1,066,777.25 and 374,183.01

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Solution

The fourth proportional to 711,328.20, 1,066,777.25 and 374,183.01 is: 561,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,328.20 : 1,066,777.25 = 374,183.01 : x
  2. Step 2: Convert to fraction form
    711,328.20/1,066,777.25 = 374,183.01/x
  3. Step 3: Cross multiply
    711,328.20x = 1,066,777.25 × 374,183.01
  4. Step 4: Simplify right side
    711,328.20x = 399,169,920,533.61
  5. Step 5: Solve for x
    x = 399,169,920,533.61/711,328.20
  6. Step 6: Final answer
    x = 561,161.39

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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.