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Finding the Fourth Proportional to 298,032.60, 446,465.70 and 179,351.40

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Solution

The fourth proportional to 298,032.60, 446,465.70 and 179,351.40 is: 268,676.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,032.60 : 446,465.70 = 179,351.40 : x
  2. Step 2: Convert to fraction form
    298,032.60/446,465.70 = 179,351.40/x
  3. Step 3: Cross multiply
    298,032.60x = 446,465.70 × 179,351.40
  4. Step 4: Simplify right side
    298,032.60x = 80,074,248,346.98
  5. Step 5: Solve for x
    x = 80,074,248,346.98/298,032.60
  6. Step 6: Final answer
    x = 268,676.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.