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Finding the Fourth Proportional to 608,588.60, 839,779.07 and 350,549.46

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Solution

The fourth proportional to 608,588.60, 839,779.07 and 350,549.46 is: 483,716.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,588.60 : 839,779.07 = 350,549.46 : x
  2. Step 2: Convert to fraction form
    608,588.60/839,779.07 = 350,549.46/x
  3. Step 3: Cross multiply
    608,588.60x = 839,779.07 × 350,549.46
  4. Step 4: Simplify right side
    608,588.60x = 294,384,097,755.06
  5. Step 5: Solve for x
    x = 294,384,097,755.06/608,588.60
  6. Step 6: Final answer
    x = 483,716.09

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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.