Home / 298,158.02-447,142.19-98,441.22

Finding the Fourth Proportional to 298,158.02, 447,142.19 and 98,441.22

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Solution

The fourth proportional to 298,158.02, 447,142.19 and 98,441.22 is: 147,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,158.02 : 447,142.19 = 98,441.22 : x
  2. Step 2: Convert to fraction form
    298,158.02/447,142.19 = 98,441.22/x
  3. Step 3: Cross multiply
    298,158.02x = 447,142.19 × 98,441.22
  4. Step 4: Simplify right side
    298,158.02x = 44,017,222,697.07
  5. Step 5: Solve for x
    x = 44,017,222,697.07/298,158.02
  6. Step 6: Final answer
    x = 147,630.52

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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.