Home / 560,171.16-839,826.07-290,009.69

Finding the Fourth Proportional to 560,171.16, 839,826.07 and 290,009.69

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Solution

The fourth proportional to 560,171.16, 839,826.07 and 290,009.69 is: 434,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,171.16 : 839,826.07 = 290,009.69 : x
  2. Step 2: Convert to fraction form
    560,171.16/839,826.07 = 290,009.69/x
  3. Step 3: Cross multiply
    560,171.16x = 839,826.07 × 290,009.69
  4. Step 4: Simplify right side
    560,171.16x = 243,557,692,565.44
  5. Step 5: Solve for x
    x = 243,557,692,565.44/560,171.16
  6. Step 6: Final answer
    x = 434,791.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.