Home / 452,464.75-678,784.60-171,960.13

Finding the Fourth Proportional to 452,464.75, 678,784.60 and 171,960.13

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Solution

The fourth proportional to 452,464.75, 678,784.60 and 171,960.13 is: 257,973.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,464.75 : 678,784.60 = 171,960.13 : x
  2. Step 2: Convert to fraction form
    452,464.75/678,784.60 = 171,960.13/x
  3. Step 3: Cross multiply
    452,464.75x = 678,784.60 × 171,960.13
  4. Step 4: Simplify right side
    452,464.75x = 116,723,884,664.08
  5. Step 5: Solve for x
    x = 116,723,884,664.08/452,464.75
  6. Step 6: Final answer
    x = 257,973.44

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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.