Home / 564,032-846,071.04-143,318.72

Finding the Fourth Proportional to 564,032, 846,071.04 and 143,318.72

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Solution

The fourth proportional to 564,032, 846,071.04 and 143,318.72 is: 214,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,032 : 846,071.04 = 143,318.72 : x
  2. Step 2: Convert to fraction form
    564,032/846,071.04 = 143,318.72/x
  3. Step 3: Cross multiply
    564,032x = 846,071.04 × 143,318.72
  4. Step 4: Simplify right side
    564,032x = 121,257,818,481.87
  5. Step 5: Solve for x
    x = 121,257,818,481.87/564,032
  6. Step 6: Final answer
    x = 214,983.93

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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.