Home / 966,709.20-1,447,855.07-461,623.98

Finding the Fourth Proportional to 966,709.20, 1,447,855.07 and 461,623.98

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Solution

The fourth proportional to 966,709.20, 1,447,855.07 and 461,623.98 is: 691,381.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,709.20 : 1,447,855.07 = 461,623.98 : x
  2. Step 2: Convert to fraction form
    966,709.20/1,447,855.07 = 461,623.98/x
  3. Step 3: Cross multiply
    966,709.20x = 1,447,855.07 × 461,623.98
  4. Step 4: Simplify right side
    966,709.20x = 668,364,617,568.46
  5. Step 5: Solve for x
    x = 668,364,617,568.46/966,709.20
  6. Step 6: Final answer
    x = 691,381.25

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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.