Home / 953,107.36-1,315,297.26-523,396.48

Finding the Fourth Proportional to 953,107.36, 1,315,297.26 and 523,396.48

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Solution

The fourth proportional to 953,107.36, 1,315,297.26 and 523,396.48 is: 722,292.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,107.36 : 1,315,297.26 = 523,396.48 : x
  2. Step 2: Convert to fraction form
    953,107.36/1,315,297.26 = 523,396.48/x
  3. Step 3: Cross multiply
    953,107.36x = 1,315,297.26 × 523,396.48
  4. Step 4: Simplify right side
    953,107.36x = 688,421,956,037.65
  5. Step 5: Solve for x
    x = 688,421,956,037.65/953,107.36
  6. Step 6: Final answer
    x = 722,292.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.