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Finding the Fourth Proportional to 338,334.92, 507,549.02 and 113,712.77

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Solution

The fourth proportional to 338,334.92, 507,549.02 and 113,712.77 is: 170,584.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,334.92 : 507,549.02 = 113,712.77 : x
  2. Step 2: Convert to fraction form
    338,334.92/507,549.02 = 113,712.77/x
  3. Step 3: Cross multiply
    338,334.92x = 507,549.02 × 113,712.77
  4. Step 4: Simplify right side
    338,334.92x = 57,714,805,675.29
  5. Step 5: Solve for x
    x = 57,714,805,675.29/338,334.92
  6. Step 6: Final answer
    x = 170,584.84

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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.