Home / 960,568.80-1,440,924.48-286,596.96

Finding the Fourth Proportional to 960,568.80, 1,440,924.48 and 286,596.96

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Solution

The fourth proportional to 960,568.80, 1,440,924.48 and 286,596.96 is: 429,916.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,568.80 : 1,440,924.48 = 286,596.96 : x
  2. Step 2: Convert to fraction form
    960,568.80/1,440,924.48 = 286,596.96/x
  3. Step 3: Cross multiply
    960,568.80x = 1,440,924.48 × 286,596.96
  4. Step 4: Simplify right side
    960,568.80x = 412,964,575,557.58
  5. Step 5: Solve for x
    x = 412,964,575,557.58/960,568.80
  6. Step 6: Final answer
    x = 429,916.71

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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.