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Finding the Fourth Proportional to 550,153.05, 825,140.99 and 150,700.47

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Solution

The fourth proportional to 550,153.05, 825,140.99 and 150,700.47 is: 226,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,153.05 : 825,140.99 = 150,700.47 : x
  2. Step 2: Convert to fraction form
    550,153.05/825,140.99 = 150,700.47/x
  3. Step 3: Cross multiply
    550,153.05x = 825,140.99 × 150,700.47
  4. Step 4: Simplify right side
    550,153.05x = 124,349,132,291.74
  5. Step 5: Solve for x
    x = 124,349,132,291.74/550,153.05
  6. Step 6: Final answer
    x = 226,026.44

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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.