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Finding the Fourth Proportional to 461,009.60, 635,919.08 and 358,873.39

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Solution

The fourth proportional to 461,009.60, 635,919.08 and 358,873.39 is: 495,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,009.60 : 635,919.08 = 358,873.39 : x
  2. Step 2: Convert to fraction form
    461,009.60/635,919.08 = 358,873.39/x
  3. Step 3: Cross multiply
    461,009.60x = 635,919.08 × 358,873.39
  4. Step 4: Simplify right side
    461,009.60x = 228,214,436,005.28
  5. Step 5: Solve for x
    x = 228,214,436,005.28/461,009.60
  6. Step 6: Final answer
    x = 495,031.85

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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.