Home / 949,331.16-1,423,775.23-275,231.55

Finding the Fourth Proportional to 949,331.16, 1,423,775.23 and 275,231.55

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Solution

The fourth proportional to 949,331.16, 1,423,775.23 and 275,231.55 is: 412,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,331.16 : 1,423,775.23 = 275,231.55 : x
  2. Step 2: Convert to fraction form
    949,331.16/1,423,775.23 = 275,231.55/x
  3. Step 3: Cross multiply
    949,331.16x = 1,423,775.23 × 275,231.55
  4. Step 4: Simplify right side
    949,331.16x = 391,867,863,404.51
  5. Step 5: Solve for x
    x = 391,867,863,404.51/949,331.16
  6. Step 6: Final answer
    x = 412,783.10

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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.