Home / 704,529.20-1,055,584.20-329,783.60

Finding the Fourth Proportional to 704,529.20, 1,055,584.20 and 329,783.60

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Solution

The fourth proportional to 704,529.20, 1,055,584.20 and 329,783.60 is: 494,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,529.20 : 1,055,584.20 = 329,783.60 : x
  2. Step 2: Convert to fraction form
    704,529.20/1,055,584.20 = 329,783.60/x
  3. Step 3: Cross multiply
    704,529.20x = 1,055,584.20 × 329,783.60
  4. Step 4: Simplify right side
    704,529.20x = 348,114,357,579.12
  5. Step 5: Solve for x
    x = 348,114,357,579.12/704,529.20
  6. Step 6: Final answer
    x = 494,109.20

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1.5x scale

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.