Home / 941,699.52-1,299,518.64-511,969.68

Finding the Fourth Proportional to 941,699.52, 1,299,518.64 and 511,969.68

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Solution

The fourth proportional to 941,699.52, 1,299,518.64 and 511,969.68 is: 706,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,699.52 : 1,299,518.64 = 511,969.68 : x
  2. Step 2: Convert to fraction form
    941,699.52/1,299,518.64 = 511,969.68/x
  3. Step 3: Cross multiply
    941,699.52x = 1,299,518.64 × 511,969.68
  4. Step 4: Simplify right side
    941,699.52x = 665,314,142,274.84
  5. Step 5: Solve for x
    x = 665,314,142,274.84/941,699.52
  6. Step 6: Final answer
    x = 706,503.64

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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.