Home / 735,136.20-1,101,246.30-647,461.80

Finding the Fourth Proportional to 735,136.20, 1,101,246.30 and 647,461.80

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Solution

The fourth proportional to 735,136.20, 1,101,246.30 and 647,461.80 is: 969,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,136.20 : 1,101,246.30 = 647,461.80 : x
  2. Step 2: Convert to fraction form
    735,136.20/1,101,246.30 = 647,461.80/x
  3. Step 3: Cross multiply
    735,136.20x = 1,101,246.30 × 647,461.80
  4. Step 4: Simplify right side
    735,136.20x = 713,014,911,641.34
  5. Step 5: Solve for x
    x = 713,014,911,641.34/735,136.20
  6. Step 6: Final answer
    x = 969,908.59

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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.