Home / 776,867.14-1,071,219.80-531,892.22

Finding the Fourth Proportional to 776,867.14, 1,071,219.80 and 531,892.22

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Solution

The fourth proportional to 776,867.14, 1,071,219.80 and 531,892.22 is: 733,424.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,867.14 : 1,071,219.80 = 531,892.22 : x
  2. Step 2: Convert to fraction form
    776,867.14/1,071,219.80 = 531,892.22/x
  3. Step 3: Cross multiply
    776,867.14x = 1,071,219.80 × 531,892.22
  4. Step 4: Simplify right side
    776,867.14x = 569,773,477,529.96
  5. Step 5: Solve for x
    x = 569,773,477,529.96/776,867.14
  6. Step 6: Final answer
    x = 733,424.61

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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.