Home / 867,349.82-1,196,387.40-695,679.72

Finding the Fourth Proportional to 867,349.82, 1,196,387.40 and 695,679.72

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Solution

The fourth proportional to 867,349.82, 1,196,387.40 and 695,679.72 is: 959,592.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,349.82 : 1,196,387.40 = 695,679.72 : x
  2. Step 2: Convert to fraction form
    867,349.82/1,196,387.40 = 695,679.72/x
  3. Step 3: Cross multiply
    867,349.82x = 1,196,387.40 × 695,679.72
  4. Step 4: Simplify right side
    867,349.82x = 832,302,451,443.53
  5. Step 5: Solve for x
    x = 832,302,451,443.53/867,349.82
  6. Step 6: Final answer
    x = 959,592.58

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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.