Home / 916,846.83-1,374,958.80-317,668.14

Finding the Fourth Proportional to 916,846.83, 1,374,958.80 and 317,668.14

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Solution

The fourth proportional to 916,846.83, 1,374,958.80 and 317,668.14 is: 476,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,846.83 : 1,374,958.80 = 317,668.14 : x
  2. Step 2: Convert to fraction form
    916,846.83/1,374,958.80 = 317,668.14/x
  3. Step 3: Cross multiply
    916,846.83x = 1,374,958.80 × 317,668.14
  4. Step 4: Simplify right side
    916,846.83x = 436,780,604,572.63
  5. Step 5: Solve for x
    x = 436,780,604,572.63/916,846.83
  6. Step 6: Final answer
    x = 476,394.30

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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.