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Finding the Fourth Proportional to 373,004.70, 559,507.05 and 322,266.30

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Solution

The fourth proportional to 373,004.70, 559,507.05 and 322,266.30 is: 483,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,004.70 : 559,507.05 = 322,266.30 : x
  2. Step 2: Convert to fraction form
    373,004.70/559,507.05 = 322,266.30/x
  3. Step 3: Cross multiply
    373,004.70x = 559,507.05 × 322,266.30
  4. Step 4: Simplify right side
    373,004.70x = 180,310,266,827.42
  5. Step 5: Solve for x
    x = 180,310,266,827.42/373,004.70
  6. Step 6: Final answer
    x = 483,399.45

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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.