Home / 740,200.20-1,110,300.30-266,933.40

Finding the Fourth Proportional to 740,200.20, 1,110,300.30 and 266,933.40

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Solution

The fourth proportional to 740,200.20, 1,110,300.30 and 266,933.40 is: 400,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,200.20 : 1,110,300.30 = 266,933.40 : x
  2. Step 2: Convert to fraction form
    740,200.20/1,110,300.30 = 266,933.40/x
  3. Step 3: Cross multiply
    740,200.20x = 1,110,300.30 × 266,933.40
  4. Step 4: Simplify right side
    740,200.20x = 296,376,234,100.02
  5. Step 5: Solve for x
    x = 296,376,234,100.02/740,200.20
  6. Step 6: Final answer
    x = 400,400.10

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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.