Home / 884,513.88-1,327,051.48-315,882.96

Finding the Fourth Proportional to 884,513.88, 1,327,051.48 and 315,882.96

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Solution

The fourth proportional to 884,513.88, 1,327,051.48 and 315,882.96 is: 473,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,513.88 : 1,327,051.48 = 315,882.96 : x
  2. Step 2: Convert to fraction form
    884,513.88/1,327,051.48 = 315,882.96/x
  3. Step 3: Cross multiply
    884,513.88x = 1,327,051.48 × 315,882.96
  4. Step 4: Simplify right side
    884,513.88x = 419,192,949,574.78
  5. Step 5: Solve for x
    x = 419,192,949,574.78/884,513.88
  6. Step 6: Final answer
    x = 473,924.67

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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.