Home / 920,532.01-1,380,336.23-536,405.28

Finding the Fourth Proportional to 920,532.01, 1,380,336.23 and 536,405.28

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Solution

The fourth proportional to 920,532.01, 1,380,336.23 and 536,405.28 is: 804,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,532.01 : 1,380,336.23 = 536,405.28 : x
  2. Step 2: Convert to fraction form
    920,532.01/1,380,336.23 = 536,405.28/x
  3. Step 3: Cross multiply
    920,532.01x = 1,380,336.23 × 536,405.28
  4. Step 4: Simplify right side
    920,532.01x = 740,419,641,947.29
  5. Step 5: Solve for x
    x = 740,419,641,947.29/920,532.01
  6. Step 6: Final answer
    x = 804,338.83

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1.5x scale

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.