Home / 920,287.14-1,269,801.03-580,558.50

Finding the Fourth Proportional to 920,287.14, 1,269,801.03 and 580,558.50

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Solution

The fourth proportional to 920,287.14, 1,269,801.03 and 580,558.50 is: 801,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,287.14 : 1,269,801.03 = 580,558.50 : x
  2. Step 2: Convert to fraction form
    920,287.14/1,269,801.03 = 580,558.50/x
  3. Step 3: Cross multiply
    920,287.14x = 1,269,801.03 × 580,558.50
  4. Step 4: Simplify right side
    920,287.14x = 737,193,781,275.26
  5. Step 5: Solve for x
    x = 737,193,781,275.26/920,287.14
  6. Step 6: Final answer
    x = 801,047.57

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1.5x scale

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.