Home / 745,285.60-1,117,827.60-296,336.80

Finding the Fourth Proportional to 745,285.60, 1,117,827.60 and 296,336.80

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Solution

The fourth proportional to 745,285.60, 1,117,827.60 and 296,336.80 is: 444,465.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,285.60 : 1,117,827.60 = 296,336.80 : x
  2. Step 2: Convert to fraction form
    745,285.60/1,117,827.60 = 296,336.80/x
  3. Step 3: Cross multiply
    745,285.60x = 1,117,827.60 × 296,336.80
  4. Step 4: Simplify right side
    745,285.60x = 331,253,453,935.68
  5. Step 5: Solve for x
    x = 331,253,453,935.68/745,285.60
  6. Step 6: Final answer
    x = 444,465.12

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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.