Home / 671,427.97-1,007,152.43-373,800.20

Finding the Fourth Proportional to 671,427.97, 1,007,152.43 and 373,800.20

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Solution

The fourth proportional to 671,427.97, 1,007,152.43 and 373,800.20 is: 560,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,427.97 : 1,007,152.43 = 373,800.20 : x
  2. Step 2: Convert to fraction form
    671,427.97/1,007,152.43 = 373,800.20/x
  3. Step 3: Cross multiply
    671,427.97x = 1,007,152.43 × 373,800.20
  4. Step 4: Simplify right side
    671,427.97x = 376,473,772,859.72
  5. Step 5: Solve for x
    x = 376,473,772,859.72/671,427.97
  6. Step 6: Final answer
    x = 560,706.12

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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.