Home / 1,153,670.20-1,730,505.30-488,735.80

Finding the Fourth Proportional to 1,153,670.20, 1,730,505.30 and 488,735.80

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Solution

The fourth proportional to 1,153,670.20, 1,730,505.30 and 488,735.80 is: 733,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,670.20 : 1,730,505.30 = 488,735.80 : x
  2. Step 2: Convert to fraction form
    1,153,670.20/1,730,505.30 = 488,735.80/x
  3. Step 3: Cross multiply
    1,153,670.20x = 1,730,505.30 × 488,735.80
  4. Step 4: Simplify right side
    1,153,670.20x = 845,759,892,199.74
  5. Step 5: Solve for x
    x = 845,759,892,199.74/1,153,670.20
  6. Step 6: Final answer
    x = 733,103.70

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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.