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Finding the Fourth Proportional to 446,756.71, 616,613.92 and 265,433.72

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Solution

The fourth proportional to 446,756.71, 616,613.92 and 265,433.72 is: 366,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,756.71 : 616,613.92 = 265,433.72 : x
  2. Step 2: Convert to fraction form
    446,756.71/616,613.92 = 265,433.72/x
  3. Step 3: Cross multiply
    446,756.71x = 616,613.92 × 265,433.72
  4. Step 4: Simplify right side
    446,756.71x = 163,670,122,179.14
  5. Step 5: Solve for x
    x = 163,670,122,179.14/446,756.71
  6. Step 6: Final answer
    x = 366,351.80

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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.