Home / 671,438.10-1,006,811.55-250,497.30

Finding the Fourth Proportional to 671,438.10, 1,006,811.55 and 250,497.30

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Solution

The fourth proportional to 671,438.10, 1,006,811.55 and 250,497.30 is: 375,617.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,438.10 : 1,006,811.55 = 250,497.30 : x
  2. Step 2: Convert to fraction form
    671,438.10/1,006,811.55 = 250,497.30/x
  3. Step 3: Cross multiply
    671,438.10x = 1,006,811.55 × 250,497.30
  4. Step 4: Simplify right side
    671,438.10x = 252,203,574,883.82
  5. Step 5: Solve for x
    x = 252,203,574,883.82/671,438.10
  6. Step 6: Final answer
    x = 375,617.02

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Double scale
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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.