Home / 767,107.60-1,152,043.80-556,982.80

Finding the Fourth Proportional to 767,107.60, 1,152,043.80 and 556,982.80

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Solution

The fourth proportional to 767,107.60, 1,152,043.80 and 556,982.80 is: 836,477.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,107.60 : 1,152,043.80 = 556,982.80 : x
  2. Step 2: Convert to fraction form
    767,107.60/1,152,043.80 = 556,982.80/x
  3. Step 3: Cross multiply
    767,107.60x = 1,152,043.80 × 556,982.80
  4. Step 4: Simplify right side
    767,107.60x = 641,668,581,446.64
  5. Step 5: Solve for x
    x = 641,668,581,446.64/767,107.60
  6. Step 6: Final answer
    x = 836,477.94

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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.