Home / 1,057,033.60-1,585,544.48-258,319.36

Finding the Fourth Proportional to 1,057,033.60, 1,585,544.48 and 258,319.36

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Solution

The fourth proportional to 1,057,033.60, 1,585,544.48 and 258,319.36 is: 387,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,033.60 : 1,585,544.48 = 258,319.36 : x
  2. Step 2: Convert to fraction form
    1,057,033.60/1,585,544.48 = 258,319.36/x
  3. Step 3: Cross multiply
    1,057,033.60x = 1,585,544.48 × 258,319.36
  4. Step 4: Simplify right side
    1,057,033.60x = 409,576,835,325.13
  5. Step 5: Solve for x
    x = 409,576,835,325.13/1,057,033.60
  6. Step 6: Final answer
    x = 387,477.59

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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.