Home / 1,153,823.80-1,730,217.30-443,615.80

Finding the Fourth Proportional to 1,153,823.80, 1,730,217.30 and 443,615.80

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Solution

The fourth proportional to 1,153,823.80, 1,730,217.30 and 443,615.80 is: 665,224.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,823.80 : 1,730,217.30 = 443,615.80 : x
  2. Step 2: Convert to fraction form
    1,153,823.80/1,730,217.30 = 443,615.80/x
  3. Step 3: Cross multiply
    1,153,823.80x = 1,730,217.30 × 443,615.80
  4. Step 4: Simplify right side
    1,153,823.80x = 767,551,731,713.34
  5. Step 5: Solve for x
    x = 767,551,731,713.34/1,153,823.80
  6. Step 6: Final answer
    x = 665,224.39

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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.