Home / 970,815.80-1,453,113.30-759,308.60

Finding the Fourth Proportional to 970,815.80, 1,453,113.30 and 759,308.60

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Solution

The fourth proportional to 970,815.80, 1,453,113.30 and 759,308.60 is: 1,136,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,815.80 : 1,453,113.30 = 759,308.60 : x
  2. Step 2: Convert to fraction form
    970,815.80/1,453,113.30 = 759,308.60/x
  3. Step 3: Cross multiply
    970,815.80x = 1,453,113.30 × 759,308.60
  4. Step 4: Simplify right side
    970,815.80x = 1,103,361,425,464.38
  5. Step 5: Solve for x
    x = 1,103,361,425,464.38/970,815.80
  6. Step 6: Final answer
    x = 1,136,530.15

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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.