Home / 717,762.14-1,075,838.73-291,198.94

Finding the Fourth Proportional to 717,762.14, 1,075,838.73 and 291,198.94

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Solution

The fourth proportional to 717,762.14, 1,075,838.73 and 291,198.94 is: 436,472.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,762.14 : 1,075,838.73 = 291,198.94 : x
  2. Step 2: Convert to fraction form
    717,762.14/1,075,838.73 = 291,198.94/x
  3. Step 3: Cross multiply
    717,762.14x = 1,075,838.73 × 291,198.94
  4. Step 4: Simplify right side
    717,762.14x = 313,283,097,786.95
  5. Step 5: Solve for x
    x = 313,283,097,786.95/717,762.14
  6. Step 6: Final answer
    x = 436,472.03

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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.