Home / 419,047.50-578,184.68-246,972.34

Finding the Fourth Proportional to 419,047.50, 578,184.68 and 246,972.34

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Solution

The fourth proportional to 419,047.50, 578,184.68 and 246,972.34 is: 340,762.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,047.50 : 578,184.68 = 246,972.34 : x
  2. Step 2: Convert to fraction form
    419,047.50/578,184.68 = 246,972.34/x
  3. Step 3: Cross multiply
    419,047.50x = 578,184.68 × 246,972.34
  4. Step 4: Simplify right side
    419,047.50x = 142,795,623,371.75
  5. Step 5: Solve for x
    x = 142,795,623,371.75/419,047.50
  6. Step 6: Final answer
    x = 340,762.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.