Home / 874,520.13-1,308,817.37-537,774.07

Finding the Fourth Proportional to 874,520.13, 1,308,817.37 and 537,774.07

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Solution

The fourth proportional to 874,520.13, 1,308,817.37 and 537,774.07 is: 804,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,520.13 : 1,308,817.37 = 537,774.07 : x
  2. Step 2: Convert to fraction form
    874,520.13/1,308,817.37 = 537,774.07/x
  3. Step 3: Cross multiply
    874,520.13x = 1,308,817.37 × 537,774.07
  4. Step 4: Simplify right side
    874,520.13x = 703,848,043,951.60
  5. Step 5: Solve for x
    x = 703,848,043,951.60/874,520.13
  6. Step 6: Final answer
    x = 804,839.16

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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.