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Finding the Fourth Proportional to 442,202.02, 610,240.89 and 251,225.90

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Solution

The fourth proportional to 442,202.02, 610,240.89 and 251,225.90 is: 346,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,202.02 : 610,240.89 = 251,225.90 : x
  2. Step 2: Convert to fraction form
    442,202.02/610,240.89 = 251,225.90/x
  3. Step 3: Cross multiply
    442,202.02x = 610,240.89 × 251,225.90
  4. Step 4: Simplify right side
    442,202.02x = 153,308,316,807.05
  5. Step 5: Solve for x
    x = 153,308,316,807.05/442,202.02
  6. Step 6: Final answer
    x = 346,692.94

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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.