Home / 373,005.02-559,616.69-120,280.39

Finding the Fourth Proportional to 373,005.02, 559,616.69 and 120,280.39

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Solution

The fourth proportional to 373,005.02, 559,616.69 and 120,280.39 is: 180,455.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,005.02 : 559,616.69 = 120,280.39 : x
  2. Step 2: Convert to fraction form
    373,005.02/559,616.69 = 120,280.39/x
  3. Step 3: Cross multiply
    373,005.02x = 559,616.69 × 120,280.39
  4. Step 4: Simplify right side
    373,005.02x = 67,310,912,625.37
  5. Step 5: Solve for x
    x = 67,310,912,625.37/373,005.02
  6. Step 6: Final answer
    x = 180,455.78

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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.