Home / 975,835.40-1,463,061.90-443,611.40

Finding the Fourth Proportional to 975,835.40, 1,463,061.90 and 443,611.40

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Solution

The fourth proportional to 975,835.40, 1,463,061.90 and 443,611.40 is: 665,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,835.40 : 1,463,061.90 = 443,611.40 : x
  2. Step 2: Convert to fraction form
    975,835.40/1,463,061.90 = 443,611.40/x
  3. Step 3: Cross multiply
    975,835.40x = 1,463,061.90 × 443,611.40
  4. Step 4: Simplify right side
    975,835.40x = 649,030,937,745.66
  5. Step 5: Solve for x
    x = 649,030,937,745.66/975,835.40
  6. Step 6: Final answer
    x = 665,102.88

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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.