Home / 945,845.22-1,418,752.89-440,123.34

Finding the Fourth Proportional to 945,845.22, 1,418,752.89 and 440,123.34

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Solution

The fourth proportional to 945,845.22, 1,418,752.89 and 440,123.34 is: 660,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,845.22 : 1,418,752.89 = 440,123.34 : x
  2. Step 2: Convert to fraction form
    945,845.22/1,418,752.89 = 440,123.34/x
  3. Step 3: Cross multiply
    945,845.22x = 1,418,752.89 × 440,123.34
  4. Step 4: Simplify right side
    945,845.22x = 624,426,260,581.45
  5. Step 5: Solve for x
    x = 624,426,260,581.45/945,845.22
  6. Step 6: Final answer
    x = 660,178.06

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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.