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Finding the Fourth Proportional to 464,467.60, 641,024.58 and 273,498.76

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Solution

The fourth proportional to 464,467.60, 641,024.58 and 273,498.76 is: 377,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,467.60 : 641,024.58 = 273,498.76 : x
  2. Step 2: Convert to fraction form
    464,467.60/641,024.58 = 273,498.76/x
  3. Step 3: Cross multiply
    464,467.60x = 641,024.58 × 273,498.76
  4. Step 4: Simplify right side
    464,467.60x = 175,319,427,759.52
  5. Step 5: Solve for x
    x = 175,319,427,759.52/464,467.60
  6. Step 6: Final answer
    x = 377,463.20

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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.