Home / 1,335,421.08-2,003,204.58-338,157.72

Finding the Fourth Proportional to 1,335,421.08, 2,003,204.58 and 338,157.72

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Solution

The fourth proportional to 1,335,421.08, 2,003,204.58 and 338,157.72 is: 507,255.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,421.08 : 2,003,204.58 = 338,157.72 : x
  2. Step 2: Convert to fraction form
    1,335,421.08/2,003,204.58 = 338,157.72/x
  3. Step 3: Cross multiply
    1,335,421.08x = 2,003,204.58 × 338,157.72
  4. Step 4: Simplify right side
    1,335,421.08x = 677,399,093,466.36
  5. Step 5: Solve for x
    x = 677,399,093,466.36/1,335,421.08
  6. Step 6: Final answer
    x = 507,255.06

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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.