Home / 1,145,122.56-1,717,800.96-303,674.88

Finding the Fourth Proportional to 1,145,122.56, 1,717,800.96 and 303,674.88

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Solution

The fourth proportional to 1,145,122.56, 1,717,800.96 and 303,674.88 is: 455,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,122.56 : 1,717,800.96 = 303,674.88 : x
  2. Step 2: Convert to fraction form
    1,145,122.56/1,717,800.96 = 303,674.88/x
  3. Step 3: Cross multiply
    1,145,122.56x = 1,717,800.96 × 303,674.88
  4. Step 4: Simplify right side
    1,145,122.56x = 521,653,000,391.89
  5. Step 5: Solve for x
    x = 521,653,000,391.89/1,145,122.56
  6. Step 6: Final answer
    x = 455,543.38

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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.