Home / 648,885.22-895,331.55-362,361.22

Finding the Fourth Proportional to 648,885.22, 895,331.55 and 362,361.22

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Solution

The fourth proportional to 648,885.22, 895,331.55 and 362,361.22 is: 499,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,885.22 : 895,331.55 = 362,361.22 : x
  2. Step 2: Convert to fraction form
    648,885.22/895,331.55 = 362,361.22/x
  3. Step 3: Cross multiply
    648,885.22x = 895,331.55 × 362,361.22
  4. Step 4: Simplify right side
    648,885.22x = 324,433,428,285.83
  5. Step 5: Solve for x
    x = 324,433,428,285.83/648,885.22
  6. Step 6: Final answer
    x = 499,985.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.