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Finding the Fourth Proportional to 379,773.01, 569,574.76 and 113,498.92

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Solution

The fourth proportional to 379,773.01, 569,574.76 and 113,498.92 is: 170,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,773.01 : 569,574.76 = 113,498.92 : x
  2. Step 2: Convert to fraction form
    379,773.01/569,574.76 = 113,498.92/x
  3. Step 3: Cross multiply
    379,773.01x = 569,574.76 × 113,498.92
  4. Step 4: Simplify right side
    379,773.01x = 64,646,121,079.51
  5. Step 5: Solve for x
    x = 64,646,121,079.51/379,773.01
  6. Step 6: Final answer
    x = 170,223.05

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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.