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Finding the Fourth Proportional to 446,321.04, 615,927.84 and 245,117.04

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Solution

The fourth proportional to 446,321.04, 615,927.84 and 245,117.04 is: 338,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,321.04 : 615,927.84 = 245,117.04 : x
  2. Step 2: Convert to fraction form
    446,321.04/615,927.84 = 245,117.04/x
  3. Step 3: Cross multiply
    446,321.04x = 615,927.84 × 245,117.04
  4. Step 4: Simplify right side
    446,321.04x = 150,974,408,994.39
  5. Step 5: Solve for x
    x = 150,974,408,994.39/446,321.04
  6. Step 6: Final answer
    x = 338,264.15

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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.