Home / 671,467.32-1,006,905.42-355,850.28

Finding the Fourth Proportional to 671,467.32, 1,006,905.42 and 355,850.28

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Solution

The fourth proportional to 671,467.32, 1,006,905.42 and 355,850.28 is: 533,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,467.32 : 1,006,905.42 = 355,850.28 : x
  2. Step 2: Convert to fraction form
    671,467.32/1,006,905.42 = 355,850.28/x
  3. Step 3: Cross multiply
    671,467.32x = 1,006,905.42 × 355,850.28
  4. Step 4: Simplify right side
    671,467.32x = 358,307,575,640.52
  5. Step 5: Solve for x
    x = 358,307,575,640.52/671,467.32
  6. Step 6: Final answer
    x = 533,618.79

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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.