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Finding the Fourth Proportional to 446,011.98, 615,496.28 and 252,416.18

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Solution

The fourth proportional to 446,011.98, 615,496.28 and 252,416.18 is: 348,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,011.98 : 615,496.28 = 252,416.18 : x
  2. Step 2: Convert to fraction form
    446,011.98/615,496.28 = 252,416.18/x
  3. Step 3: Cross multiply
    446,011.98x = 615,496.28 × 252,416.18
  4. Step 4: Simplify right side
    446,011.98x = 155,361,215,462.25
  5. Step 5: Solve for x
    x = 155,361,215,462.25/446,011.98
  6. Step 6: Final answer
    x = 348,334.18

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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.