Home / 971,679.78-1,457,467.11-297,763.04

Finding the Fourth Proportional to 971,679.78, 1,457,467.11 and 297,763.04

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Solution

The fourth proportional to 971,679.78, 1,457,467.11 and 297,763.04 is: 446,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,679.78 : 1,457,467.11 = 297,763.04 : x
  2. Step 2: Convert to fraction form
    971,679.78/1,457,467.11 = 297,763.04/x
  3. Step 3: Cross multiply
    971,679.78x = 1,457,467.11 × 297,763.04
  4. Step 4: Simplify right side
    971,679.78x = 433,979,835,551.78
  5. Step 5: Solve for x
    x = 433,979,835,551.78/971,679.78
  6. Step 6: Final answer
    x = 446,628.45

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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.