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Finding the Fourth Proportional to 340,444.44, 510,781.68 and 150,878.88

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Solution

The fourth proportional to 340,444.44, 510,781.68 and 150,878.88 is: 226,369.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,444.44 : 510,781.68 = 150,878.88 : x
  2. Step 2: Convert to fraction form
    340,444.44/510,781.68 = 150,878.88/x
  3. Step 3: Cross multiply
    340,444.44x = 510,781.68 × 150,878.88
  4. Step 4: Simplify right side
    340,444.44x = 77,066,167,802.92
  5. Step 5: Solve for x
    x = 77,066,167,802.92/340,444.44
  6. Step 6: Final answer
    x = 226,369.29

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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.