Home / 887,361.53-1,330,509.14-346,974.03

Finding the Fourth Proportional to 887,361.53, 1,330,509.14 and 346,974.03

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Solution

The fourth proportional to 887,361.53, 1,330,509.14 and 346,974.03 is: 520,252.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,361.53 : 1,330,509.14 = 346,974.03 : x
  2. Step 2: Convert to fraction form
    887,361.53/1,330,509.14 = 346,974.03/x
  3. Step 3: Cross multiply
    887,361.53x = 1,330,509.14 × 346,974.03
  4. Step 4: Simplify right side
    887,361.53x = 461,652,116,522.76
  5. Step 5: Solve for x
    x = 461,652,116,522.76/887,361.53
  6. Step 6: Final answer
    x = 520,252.57

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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.