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Finding the Fourth Proportional to 458,818.63, 633,187.46 and 254,885.00

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Solution

The fourth proportional to 458,818.63, 633,187.46 and 254,885.00 is: 351,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,818.63 : 633,187.46 = 254,885.00 : x
  2. Step 2: Convert to fraction form
    458,818.63/633,187.46 = 254,885.00/x
  3. Step 3: Cross multiply
    458,818.63x = 633,187.46 × 254,885.00
  4. Step 4: Simplify right side
    458,818.63x = 161,389,983,213.38
  5. Step 5: Solve for x
    x = 161,389,983,213.38/458,818.63
  6. Step 6: Final answer
    x = 351,751.16

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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.