Home / 588,559.20-881,931.60-438,093.60

Finding the Fourth Proportional to 588,559.20, 881,931.60 and 438,093.60

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Solution

The fourth proportional to 588,559.20, 881,931.60 and 438,093.60 is: 656,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,559.20 : 881,931.60 = 438,093.60 : x
  2. Step 2: Convert to fraction form
    588,559.20/881,931.60 = 438,093.60/x
  3. Step 3: Cross multiply
    588,559.20x = 881,931.60 × 438,093.60
  4. Step 4: Simplify right side
    588,559.20x = 386,368,589,597.76
  5. Step 5: Solve for x
    x = 386,368,589,597.76/588,559.20
  6. Step 6: Final answer
    x = 656,465.13

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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.