Home / 648,867.84-971,996.58-323,675.52

Finding the Fourth Proportional to 648,867.84, 971,996.58 and 323,675.52

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Solution

The fourth proportional to 648,867.84, 971,996.58 and 323,675.52 is: 484,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,867.84 : 971,996.58 = 323,675.52 : x
  2. Step 2: Convert to fraction form
    648,867.84/971,996.58 = 323,675.52/x
  3. Step 3: Cross multiply
    648,867.84x = 971,996.58 × 323,675.52
  4. Step 4: Simplify right side
    648,867.84x = 314,611,498,469.72
  5. Step 5: Solve for x
    x = 314,611,498,469.72/648,867.84
  6. Step 6: Final answer
    x = 484,862.22

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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.