Home / 695,463.57-1,043,072.03-316,295.48

Finding the Fourth Proportional to 695,463.57, 1,043,072.03 and 316,295.48

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Solution

The fourth proportional to 695,463.57, 1,043,072.03 and 316,295.48 is: 474,387.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,463.57 : 1,043,072.03 = 316,295.48 : x
  2. Step 2: Convert to fraction form
    695,463.57/1,043,072.03 = 316,295.48/x
  3. Step 3: Cross multiply
    695,463.57x = 1,043,072.03 × 316,295.48
  4. Step 4: Simplify right side
    695,463.57x = 329,918,971,801.84
  5. Step 5: Solve for x
    x = 329,918,971,801.84/695,463.57
  6. Step 6: Final answer
    x = 474,387.14

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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.