Home / 914,462.40-1,371,693.60-788,491.20

Finding the Fourth Proportional to 914,462.40, 1,371,693.60 and 788,491.20

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Solution

The fourth proportional to 914,462.40, 1,371,693.60 and 788,491.20 is: 1,182,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,462.40 : 1,371,693.60 = 788,491.20 : x
  2. Step 2: Convert to fraction form
    914,462.40/1,371,693.60 = 788,491.20/x
  3. Step 3: Cross multiply
    914,462.40x = 1,371,693.60 × 788,491.20
  4. Step 4: Simplify right side
    914,462.40x = 1,081,568,332,696.32
  5. Step 5: Solve for x
    x = 1,081,568,332,696.32/914,462.40
  6. Step 6: Final answer
    x = 1,182,736.80

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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.