Home / 671,554.76-1,007,682.06-297,490.28

Finding the Fourth Proportional to 671,554.76, 1,007,682.06 and 297,490.28

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Solution

The fourth proportional to 671,554.76, 1,007,682.06 and 297,490.28 is: 446,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,554.76 : 1,007,682.06 = 297,490.28 : x
  2. Step 2: Convert to fraction form
    671,554.76/1,007,682.06 = 297,490.28/x
  3. Step 3: Cross multiply
    671,554.76x = 1,007,682.06 × 297,490.28
  4. Step 4: Simplify right side
    671,554.76x = 299,775,618,180.38
  5. Step 5: Solve for x
    x = 299,775,618,180.38/671,554.76
  6. Step 6: Final answer
    x = 446,390.43

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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.