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Finding the Fourth Proportional to 468,904.27, 647,088.54 and 254,044.34

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Solution

The fourth proportional to 468,904.27, 647,088.54 and 254,044.34 is: 350,581.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,904.27 : 647,088.54 = 254,044.34 : x
  2. Step 2: Convert to fraction form
    468,904.27/647,088.54 = 254,044.34/x
  3. Step 3: Cross multiply
    468,904.27x = 647,088.54 × 254,044.34
  4. Step 4: Simplify right side
    468,904.27x = 164,389,181,065.86
  5. Step 5: Solve for x
    x = 164,389,181,065.86/468,904.27
  6. Step 6: Final answer
    x = 350,581.54

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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.