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Finding the Fourth Proportional to 562,114.23, 775,723.76 and 303,996.22

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Solution

The fourth proportional to 562,114.23, 775,723.76 and 303,996.22 is: 419,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,114.23 : 775,723.76 = 303,996.22 : x
  2. Step 2: Convert to fraction form
    562,114.23/775,723.76 = 303,996.22/x
  3. Step 3: Cross multiply
    562,114.23x = 775,723.76 × 303,996.22
  4. Step 4: Simplify right side
    562,114.23x = 235,817,090,804.19
  5. Step 5: Solve for x
    x = 235,817,090,804.19/562,114.23
  6. Step 6: Final answer
    x = 419,518.09

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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.