Home / 615,969.28-849,977.58-344,015.56

Finding the Fourth Proportional to 615,969.28, 849,977.58 and 344,015.56

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Solution

The fourth proportional to 615,969.28, 849,977.58 and 344,015.56 is: 474,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,969.28 : 849,977.58 = 344,015.56 : x
  2. Step 2: Convert to fraction form
    615,969.28/849,977.58 = 344,015.56/x
  3. Step 3: Cross multiply
    615,969.28x = 849,977.58 × 344,015.56
  4. Step 4: Simplify right side
    615,969.28x = 292,405,513,171.15
  5. Step 5: Solve for x
    x = 292,405,513,171.15/615,969.28
  6. Step 6: Final answer
    x = 474,707.95

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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.