Home / 889,604.40-1,334,579.40-384,164.40

Finding the Fourth Proportional to 889,604.40, 1,334,579.40 and 384,164.40

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Solution

The fourth proportional to 889,604.40, 1,334,579.40 and 384,164.40 is: 576,321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,604.40 : 1,334,579.40 = 384,164.40 : x
  2. Step 2: Convert to fraction form
    889,604.40/1,334,579.40 = 384,164.40/x
  3. Step 3: Cross multiply
    889,604.40x = 1,334,579.40 × 384,164.40
  4. Step 4: Simplify right side
    889,604.40x = 512,697,894,453.36
  5. Step 5: Solve for x
    x = 512,697,894,453.36/889,604.40
  6. Step 6: Final answer
    x = 576,321.22

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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.