Home / 945,953.02-1,418,889.84-440,340.22

Finding the Fourth Proportional to 945,953.02, 1,418,889.84 and 440,340.22

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Solution

The fourth proportional to 945,953.02, 1,418,889.84 and 440,340.22 is: 660,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,953.02 : 1,418,889.84 = 440,340.22 : x
  2. Step 2: Convert to fraction form
    945,953.02/1,418,889.84 = 440,340.22/x
  3. Step 3: Cross multiply
    945,953.02x = 1,418,889.84 × 440,340.22
  4. Step 4: Simplify right side
    945,953.02x = 624,794,264,301.37
  5. Step 5: Solve for x
    x = 624,794,264,301.37/945,953.02
  6. Step 6: Final answer
    x = 660,491.85

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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.