Home / 960,282.54-1,440,392.83-286,369.43

Finding the Fourth Proportional to 960,282.54, 1,440,392.83 and 286,369.43

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Solution

The fourth proportional to 960,282.54, 1,440,392.83 and 286,369.43 is: 429,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,282.54 : 1,440,392.83 = 286,369.43 : x
  2. Step 2: Convert to fraction form
    960,282.54/1,440,392.83 = 286,369.43/x
  3. Step 3: Cross multiply
    960,282.54x = 1,440,392.83 × 286,369.43
  4. Step 4: Simplify right side
    960,282.54x = 412,484,465,785.30
  5. Step 5: Solve for x
    x = 412,484,465,785.30/960,282.54
  6. Step 6: Final answer
    x = 429,544.90

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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.