Home / 965,049.80-1,447,585.05-291,136.92

Finding the Fourth Proportional to 965,049.80, 1,447,585.05 and 291,136.92

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Solution

The fourth proportional to 965,049.80, 1,447,585.05 and 291,136.92 is: 436,708.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,049.80 : 1,447,585.05 = 291,136.92 : x
  2. Step 2: Convert to fraction form
    965,049.80/1,447,585.05 = 291,136.92/x
  3. Step 3: Cross multiply
    965,049.80x = 1,447,585.05 × 291,136.92
  4. Step 4: Simplify right side
    965,049.80x = 421,445,448,558.37
  5. Step 5: Solve for x
    x = 421,445,448,558.37/965,049.80
  6. Step 6: Final answer
    x = 436,708.50

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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.