Home / 1,153,276.60-1,730,217.30-443,327.80

Finding the Fourth Proportional to 1,153,276.60, 1,730,217.30 and 443,327.80

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Solution

The fourth proportional to 1,153,276.60, 1,730,217.30 and 443,327.80 is: 665,107.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,276.60 : 1,730,217.30 = 443,327.80 : x
  2. Step 2: Convert to fraction form
    1,153,276.60/1,730,217.30 = 443,327.80/x
  3. Step 3: Cross multiply
    1,153,276.60x = 1,730,217.30 × 443,327.80
  4. Step 4: Simplify right side
    1,153,276.60x = 767,053,429,130.94
  5. Step 5: Solve for x
    x = 767,053,429,130.94/1,153,276.60
  6. Step 6: Final answer
    x = 665,107.94

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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.