Home / 717,124.92-1,075,436.67-211,551.66

Finding the Fourth Proportional to 717,124.92, 1,075,436.67 and 211,551.66

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Solution

The fourth proportional to 717,124.92, 1,075,436.67 and 211,551.66 is: 317,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,124.92 : 1,075,436.67 = 211,551.66 : x
  2. Step 2: Convert to fraction form
    717,124.92/1,075,436.67 = 211,551.66/x
  3. Step 3: Cross multiply
    717,124.92x = 1,075,436.67 × 211,551.66
  4. Step 4: Simplify right side
    717,124.92x = 227,510,412,763.37
  5. Step 5: Solve for x
    x = 227,510,412,763.37/717,124.92
  6. Step 6: Final answer
    x = 317,253.53

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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.