Home / 906,533.64-1,358,575.20-345,261.96

Finding the Fourth Proportional to 906,533.64, 1,358,575.20 and 345,261.96

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Solution

The fourth proportional to 906,533.64, 1,358,575.20 and 345,261.96 is: 517,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,533.64 : 1,358,575.20 = 345,261.96 : x
  2. Step 2: Convert to fraction form
    906,533.64/1,358,575.20 = 345,261.96/x
  3. Step 3: Cross multiply
    906,533.64x = 1,358,575.20 × 345,261.96
  4. Step 4: Simplify right side
    906,533.64x = 469,064,336,359.39
  5. Step 5: Solve for x
    x = 469,064,336,359.39/906,533.64
  6. Step 6: Final answer
    x = 517,426.29

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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.