Home / 648,541.88-894,985.57-362,059.46

Finding the Fourth Proportional to 648,541.88, 894,985.57 and 362,059.46

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Solution

The fourth proportional to 648,541.88, 894,985.57 and 362,059.46 is: 499,640.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,541.88 : 894,985.57 = 362,059.46 : x
  2. Step 2: Convert to fraction form
    648,541.88/894,985.57 = 362,059.46/x
  3. Step 3: Cross multiply
    648,541.88x = 894,985.57 × 362,059.46
  4. Step 4: Simplify right side
    648,541.88x = 324,037,992,181.99
  5. Step 5: Solve for x
    x = 324,037,992,181.99/648,541.88
  6. Step 6: Final answer
    x = 499,640.81

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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.