Home / 945,094.20-1,417,151.70-280,159.80

Finding the Fourth Proportional to 945,094.20, 1,417,151.70 and 280,159.80

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Solution

The fourth proportional to 945,094.20, 1,417,151.70 and 280,159.80 is: 420,094.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,094.20 : 1,417,151.70 = 280,159.80 : x
  2. Step 2: Convert to fraction form
    945,094.20/1,417,151.70 = 280,159.80/x
  3. Step 3: Cross multiply
    945,094.20x = 1,417,151.70 × 280,159.80
  4. Step 4: Simplify right side
    945,094.20x = 397,028,936,841.66
  5. Step 5: Solve for x
    x = 397,028,936,841.66/945,094.20
  6. Step 6: Final answer
    x = 420,094.57

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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.