Home / 919,473.50-1,379,210.26-254,625.50

Finding the Fourth Proportional to 919,473.50, 1,379,210.26 and 254,625.50

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Solution

The fourth proportional to 919,473.50, 1,379,210.26 and 254,625.50 is: 381,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,473.50 : 1,379,210.26 = 254,625.50 : x
  2. Step 2: Convert to fraction form
    919,473.50/1,379,210.26 = 254,625.50/x
  3. Step 3: Cross multiply
    919,473.50x = 1,379,210.26 × 254,625.50
  4. Step 4: Simplify right side
    919,473.50x = 351,182,102,057.63
  5. Step 5: Solve for x
    x = 351,182,102,057.63/919,473.50
  6. Step 6: Final answer
    x = 381,938.25

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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.