Home / 717,422.40-1,075,744.80-296,222.40

Finding the Fourth Proportional to 717,422.40, 1,075,744.80 and 296,222.40

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Solution

The fourth proportional to 717,422.40, 1,075,744.80 and 296,222.40 is: 444,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,422.40 : 1,075,744.80 = 296,222.40 : x
  2. Step 2: Convert to fraction form
    717,422.40/1,075,744.80 = 296,222.40/x
  3. Step 3: Cross multiply
    717,422.40x = 1,075,744.80 × 296,222.40
  4. Step 4: Simplify right side
    717,422.40x = 318,659,706,443.52
  5. Step 5: Solve for x
    x = 318,659,706,443.52/717,422.40
  6. Step 6: Final answer
    x = 444,173.07

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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.