Home / 807,769.19-1,114,765.34-463,602.37

Finding the Fourth Proportional to 807,769.19, 1,114,765.34 and 463,602.37

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Solution

The fourth proportional to 807,769.19, 1,114,765.34 and 463,602.37 is: 639,796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,769.19 : 1,114,765.34 = 463,602.37 : x
  2. Step 2: Convert to fraction form
    807,769.19/1,114,765.34 = 463,602.37/x
  3. Step 3: Cross multiply
    807,769.19x = 1,114,765.34 × 463,602.37
  4. Step 4: Simplify right side
    807,769.19x = 516,807,850,603.12
  5. Step 5: Solve for x
    x = 516,807,850,603.12/807,769.19
  6. Step 6: Final answer
    x = 639,796.44

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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.