Home / 673,977.60-1,009,654.20-373,921.20

Finding the Fourth Proportional to 673,977.60, 1,009,654.20 and 373,921.20

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Solution

The fourth proportional to 673,977.60, 1,009,654.20 and 373,921.20 is: 560,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,977.60 : 1,009,654.20 = 373,921.20 : x
  2. Step 2: Convert to fraction form
    673,977.60/1,009,654.20 = 373,921.20/x
  3. Step 3: Cross multiply
    673,977.60x = 1,009,654.20 × 373,921.20
  4. Step 4: Simplify right side
    673,977.60x = 377,531,110,049.04
  5. Step 5: Solve for x
    x = 377,531,110,049.04/673,977.60
  6. Step 6: Final answer
    x = 560,153.79

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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.