Home / 608,775.12-839,919.24-367,131.60

Finding the Fourth Proportional to 608,775.12, 839,919.24 and 367,131.60

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Solution

The fourth proportional to 608,775.12, 839,919.24 and 367,131.60 is: 506,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,775.12 : 839,919.24 = 367,131.60 : x
  2. Step 2: Convert to fraction form
    608,775.12/839,919.24 = 367,131.60/x
  3. Step 3: Cross multiply
    608,775.12x = 839,919.24 × 367,131.60
  4. Step 4: Simplify right side
    608,775.12x = 308,360,894,451.98
  5. Step 5: Solve for x
    x = 308,360,894,451.98/608,775.12
  6. Step 6: Final answer
    x = 506,526.77

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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.