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Finding the Fourth Proportional to 343,744.34, 474,360.04 and 190,773.64

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Solution

The fourth proportional to 343,744.34, 474,360.04 and 190,773.64 is: 263,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,744.34 : 474,360.04 = 190,773.64 : x
  2. Step 2: Convert to fraction form
    343,744.34/474,360.04 = 190,773.64/x
  3. Step 3: Cross multiply
    343,744.34x = 474,360.04 × 190,773.64
  4. Step 4: Simplify right side
    343,744.34x = 90,495,391,501.35
  5. Step 5: Solve for x
    x = 90,495,391,501.35/343,744.34
  6. Step 6: Final answer
    x = 263,263.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.