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Finding the Fourth Proportional to 338,151.03, 507,304.31 and 101,498.19

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Solution

The fourth proportional to 338,151.03, 507,304.31 and 101,498.19 is: 152,270.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,151.03 : 507,304.31 = 101,498.19 : x
  2. Step 2: Convert to fraction form
    338,151.03/507,304.31 = 101,498.19/x
  3. Step 3: Cross multiply
    338,151.03x = 507,304.31 × 101,498.19
  4. Step 4: Simplify right side
    338,151.03x = 51,490,468,736.71
  5. Step 5: Solve for x
    x = 51,490,468,736.71/338,151.03
  6. Step 6: Final answer
    x = 152,270.63

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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.