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Finding the Fourth Proportional to 446,310.24, 615,922.32 and 245,106.24

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Solution

The fourth proportional to 446,310.24, 615,922.32 and 245,106.24 is: 338,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,310.24 : 615,922.32 = 245,106.24 : x
  2. Step 2: Convert to fraction form
    446,310.24/615,922.32 = 245,106.24/x
  3. Step 3: Cross multiply
    446,310.24x = 615,922.32 × 245,106.24
  4. Step 4: Simplify right side
    446,310.24x = 150,966,403,987.28
  5. Step 5: Solve for x
    x = 150,966,403,987.28/446,310.24
  6. Step 6: Final answer
    x = 338,254.40

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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.