Home / 1,017,013.60-1,403,447.15-558,116.37

Finding the Fourth Proportional to 1,017,013.60, 1,403,447.15 and 558,116.37

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Solution

The fourth proportional to 1,017,013.60, 1,403,447.15 and 558,116.37 is: 770,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,013.60 : 1,403,447.15 = 558,116.37 : x
  2. Step 2: Convert to fraction form
    1,017,013.60/1,403,447.15 = 558,116.37/x
  3. Step 3: Cross multiply
    1,017,013.60x = 1,403,447.15 × 558,116.37
  4. Step 4: Simplify right side
    1,017,013.60x = 783,286,828,844.85
  5. Step 5: Solve for x
    x = 783,286,828,844.85/1,017,013.60
  6. Step 6: Final answer
    x = 770,183.24

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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.