Home / 1,523,808.40-2,286,169.44-458,885.20

Finding the Fourth Proportional to 1,523,808.40, 2,286,169.44 and 458,885.20

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Solution

The fourth proportional to 1,523,808.40, 2,286,169.44 and 458,885.20 is: 688,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,808.40 : 2,286,169.44 = 458,885.20 : x
  2. Step 2: Convert to fraction form
    1,523,808.40/2,286,169.44 = 458,885.20/x
  3. Step 3: Cross multiply
    1,523,808.40x = 2,286,169.44 × 458,885.20
  4. Step 4: Simplify right side
    1,523,808.40x = 1,049,089,320,708.29
  5. Step 5: Solve for x
    x = 1,049,089,320,708.29/1,523,808.40
  6. Step 6: Final answer
    x = 688,465.37

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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.