Home / 930,813.76-1,284,600.36-548,914.96

Finding the Fourth Proportional to 930,813.76, 1,284,600.36 and 548,914.96

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Solution

The fourth proportional to 930,813.76, 1,284,600.36 and 548,914.96 is: 757,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,813.76 : 1,284,600.36 = 548,914.96 : x
  2. Step 2: Convert to fraction form
    930,813.76/1,284,600.36 = 548,914.96/x
  3. Step 3: Cross multiply
    930,813.76x = 1,284,600.36 × 548,914.96
  4. Step 4: Simplify right side
    930,813.76x = 705,136,355,225.39
  5. Step 5: Solve for x
    x = 705,136,355,225.39/930,813.76
  6. Step 6: Final answer
    x = 757,548.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.