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Finding the Fourth Proportional to 848,951.64, 1,171,528.58 and 466,978.32

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Solution

The fourth proportional to 848,951.64, 1,171,528.58 and 466,978.32 is: 644,416.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,951.64 : 1,171,528.58 = 466,978.32 : x
  2. Step 2: Convert to fraction form
    848,951.64/1,171,528.58 = 466,978.32/x
  3. Step 3: Cross multiply
    848,951.64x = 1,171,528.58 × 466,978.32
  4. Step 4: Simplify right side
    848,951.64x = 547,078,449,287.83
  5. Step 5: Solve for x
    x = 547,078,449,287.83/848,951.64
  6. Step 6: Final answer
    x = 644,416.51

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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.