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Finding the Fourth Proportional to 578,423.34, 798,232.41 and 333,272.88

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Solution

The fourth proportional to 578,423.34, 798,232.41 and 333,272.88 is: 459,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,423.34 : 798,232.41 = 333,272.88 : x
  2. Step 2: Convert to fraction form
    578,423.34/798,232.41 = 333,272.88/x
  3. Step 3: Cross multiply
    578,423.34x = 798,232.41 × 333,272.88
  4. Step 4: Simplify right side
    578,423.34x = 266,029,214,190.04
  5. Step 5: Solve for x
    x = 266,029,214,190.04/578,423.34
  6. Step 6: Final answer
    x = 459,921.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.