Home / 198,210.40-297,315.60-50,466.40

Finding the Fourth Proportional to 198,210.40, 297,315.60 and 50,466.40

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Solution

The fourth proportional to 198,210.40, 297,315.60 and 50,466.40 is: 75,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,210.40 : 297,315.60 = 50,466.40 : x
  2. Step 2: Convert to fraction form
    198,210.40/297,315.60 = 50,466.40/x
  3. Step 3: Cross multiply
    198,210.40x = 297,315.60 × 50,466.40
  4. Step 4: Simplify right side
    198,210.40x = 15,004,447,995.84
  5. Step 5: Solve for x
    x = 15,004,447,995.84/198,210.40
  6. Step 6: Final answer
    x = 75,699.60

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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.