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Finding the Fourth Proportional to 453,654.84, 680,088.60 and 228,827.60

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Solution

The fourth proportional to 453,654.84, 680,088.60 and 228,827.60 is: 343,042.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,654.84 : 680,088.60 = 228,827.60 : x
  2. Step 2: Convert to fraction form
    453,654.84/680,088.60 = 228,827.60/x
  3. Step 3: Cross multiply
    453,654.84x = 680,088.60 × 228,827.60
  4. Step 4: Simplify right side
    453,654.84x = 155,623,038,724.92
  5. Step 5: Solve for x
    x = 155,623,038,724.92/453,654.84
  6. Step 6: Final answer
    x = 343,042.83

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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.