Home / 1,050.03-1,575.45-356.67

Finding the Fourth Proportional to 1,050.03, 1,575.45 and 356.67

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Solution

The fourth proportional to 1,050.03, 1,575.45 and 356.67 is: 535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.03 : 1,575.45 = 356.67 : x
  2. Step 2: Convert to fraction form
    1,050.03/1,575.45 = 356.67/x
  3. Step 3: Cross multiply
    1,050.03x = 1,575.45 × 356.67
  4. Step 4: Simplify right side
    1,050.03x = 561,915.75
  5. Step 5: Solve for x
    x = 561,915.75/1,050.03
  6. Step 6: Final answer
    x = 535.14

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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.