Home / 1,153,262.60-1,730,196.30-443,313.80

Finding the Fourth Proportional to 1,153,262.60, 1,730,196.30 and 443,313.80

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Solution

The fourth proportional to 1,153,262.60, 1,730,196.30 and 443,313.80 is: 665,086.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,262.60 : 1,730,196.30 = 443,313.80 : x
  2. Step 2: Convert to fraction form
    1,153,262.60/1,730,196.30 = 443,313.80/x
  3. Step 3: Cross multiply
    1,153,262.60x = 1,730,196.30 × 443,313.80
  4. Step 4: Simplify right side
    1,153,262.60x = 767,019,896,498.94
  5. Step 5: Solve for x
    x = 767,019,896,498.94/1,153,262.60
  6. Step 6: Final answer
    x = 665,086.94

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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.