Home / 970,732.80-1,456,099.20-767,779.20

Finding the Fourth Proportional to 970,732.80, 1,456,099.20 and 767,779.20

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Solution

The fourth proportional to 970,732.80, 1,456,099.20 and 767,779.20 is: 1,151,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,732.80 : 1,456,099.20 = 767,779.20 : x
  2. Step 2: Convert to fraction form
    970,732.80/1,456,099.20 = 767,779.20/x
  3. Step 3: Cross multiply
    970,732.80x = 1,456,099.20 × 767,779.20
  4. Step 4: Simplify right side
    970,732.80x = 1,117,962,678,896.64
  5. Step 5: Solve for x
    x = 1,117,962,678,896.64/970,732.80
  6. Step 6: Final answer
    x = 1,151,668.80

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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.