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Finding the Fourth Proportional to 474,749.36, 711,894.36 and 175,370.90

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Solution

The fourth proportional to 474,749.36, 711,894.36 and 175,370.90 is: 262,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,749.36 : 711,894.36 = 175,370.90 : x
  2. Step 2: Convert to fraction form
    474,749.36/711,894.36 = 175,370.90/x
  3. Step 3: Cross multiply
    474,749.36x = 711,894.36 × 175,370.90
  4. Step 4: Simplify right side
    474,749.36x = 124,845,554,618.12
  5. Step 5: Solve for x
    x = 124,845,554,618.12/474,749.36
  6. Step 6: Final answer
    x = 262,971.51

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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.