Home / 719,704.48-1,079,482.54-239,880.44

Finding the Fourth Proportional to 719,704.48, 1,079,482.54 and 239,880.44

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Solution

The fourth proportional to 719,704.48, 1,079,482.54 and 239,880.44 is: 359,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,704.48 : 1,079,482.54 = 239,880.44 : x
  2. Step 2: Convert to fraction form
    719,704.48/1,079,482.54 = 239,880.44/x
  3. Step 3: Cross multiply
    719,704.48x = 1,079,482.54 × 239,880.44
  4. Step 4: Simplify right side
    719,704.48x = 258,946,746,667.52
  5. Step 5: Solve for x
    x = 258,946,746,667.52/719,704.48
  6. Step 6: Final answer
    x = 359,795.94

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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.