Home / 1,359.23-2,038.43-526.14

Finding the Fourth Proportional to 1,359.23, 2,038.43 and 526.14

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Solution

The fourth proportional to 1,359.23, 2,038.43 and 526.14 is: 789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359.23 : 2,038.43 = 526.14 : x
  2. Step 2: Convert to fraction form
    1,359.23/2,038.43 = 526.14/x
  3. Step 3: Cross multiply
    1,359.23x = 2,038.43 × 526.14
  4. Step 4: Simplify right side
    1,359.23x = 1,072,499.56
  5. Step 5: Solve for x
    x = 1,072,499.56/1,359.23
  6. Step 6: Final answer
    x = 789.05

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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.