Home / 717,181.16-1,075,888.50-211,793.26

Finding the Fourth Proportional to 717,181.16, 1,075,888.50 and 211,793.26

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Solution

The fourth proportional to 717,181.16, 1,075,888.50 and 211,793.26 is: 317,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,181.16 : 1,075,888.50 = 211,793.26 : x
  2. Step 2: Convert to fraction form
    717,181.16/1,075,888.50 = 211,793.26/x
  3. Step 3: Cross multiply
    717,181.16x = 1,075,888.50 × 211,793.26
  4. Step 4: Simplify right side
    717,181.16x = 227,865,932,811.51
  5. Step 5: Solve for x
    x = 227,865,932,811.51/717,181.16
  6. Step 6: Final answer
    x = 317,724.37

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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.