Home / 1,148,546.93-1,585,343.36-665,230.73

Finding the Fourth Proportional to 1,148,546.93, 1,585,343.36 and 665,230.73

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Solution

The fourth proportional to 1,148,546.93, 1,585,343.36 and 665,230.73 is: 918,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,546.93 : 1,585,343.36 = 665,230.73 : x
  2. Step 2: Convert to fraction form
    1,148,546.93/1,585,343.36 = 665,230.73/x
  3. Step 3: Cross multiply
    1,148,546.93x = 1,585,343.36 × 665,230.73
  4. Step 4: Simplify right side
    1,148,546.93x = 1,054,619,117,347.30
  5. Step 5: Solve for x
    x = 1,054,619,117,347.30/1,148,546.93
  6. Step 6: Final answer
    x = 918,220.31

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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.