Home / 786,887.60-1,180,914.60-576,935.60

Finding the Fourth Proportional to 786,887.60, 1,180,914.60 and 576,935.60

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Solution

The fourth proportional to 786,887.60, 1,180,914.60 and 576,935.60 is: 865,830.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,887.60 : 1,180,914.60 = 576,935.60 : x
  2. Step 2: Convert to fraction form
    786,887.60/1,180,914.60 = 576,935.60/x
  3. Step 3: Cross multiply
    786,887.60x = 1,180,914.60 × 576,935.60
  4. Step 4: Simplify right side
    786,887.60x = 681,311,673,299.76
  5. Step 5: Solve for x
    x = 681,311,673,299.76/786,887.60
  6. Step 6: Final answer
    x = 865,830.99

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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.