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Finding the Fourth Proportional to 562,261.12, 776,020.23 and 332,945.71

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Solution

The fourth proportional to 562,261.12, 776,020.23 and 332,945.71 is: 459,524.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,261.12 : 776,020.23 = 332,945.71 : x
  2. Step 2: Convert to fraction form
    562,261.12/776,020.23 = 332,945.71/x
  3. Step 3: Cross multiply
    562,261.12x = 776,020.23 × 332,945.71
  4. Step 4: Simplify right side
    562,261.12x = 258,372,604,511.66
  5. Step 5: Solve for x
    x = 258,372,604,511.66/562,261.12
  6. Step 6: Final answer
    x = 459,524.23

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1.5x scale

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.