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Finding the Fourth Proportional to 446,592.08, 616,261.32 and 255,561.68

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Solution

The fourth proportional to 446,592.08, 616,261.32 and 255,561.68 is: 352,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,592.08 : 616,261.32 = 255,561.68 : x
  2. Step 2: Convert to fraction form
    446,592.08/616,261.32 = 255,561.68/x
  3. Step 3: Cross multiply
    446,592.08x = 616,261.32 × 255,561.68
  4. Step 4: Simplify right side
    446,592.08x = 157,492,778,258.22
  5. Step 5: Solve for x
    x = 157,492,778,258.22/446,592.08
  6. Step 6: Final answer
    x = 352,654.66

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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.