Home / 717,560.46-1,075,729.50-317,983.41

Finding the Fourth Proportional to 717,560.46, 1,075,729.50 and 317,983.41

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Solution

The fourth proportional to 717,560.46, 1,075,729.50 and 317,983.41 is: 476,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,560.46 : 1,075,729.50 = 317,983.41 : x
  2. Step 2: Convert to fraction form
    717,560.46/1,075,729.50 = 317,983.41/x
  3. Step 3: Cross multiply
    717,560.46x = 1,075,729.50 × 317,983.41
  4. Step 4: Simplify right side
    717,560.46x = 342,064,134,647.60
  5. Step 5: Solve for x
    x = 342,064,134,647.60/717,560.46
  6. Step 6: Final answer
    x = 476,704.27

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1.5x scale

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.