Home / 784,767.04-1,176,975.20-363,988.24

Finding the Fourth Proportional to 784,767.04, 1,176,975.20 and 363,988.24

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Solution

The fourth proportional to 784,767.04, 1,176,975.20 and 363,988.24 is: 545,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,767.04 : 1,176,975.20 = 363,988.24 : x
  2. Step 2: Convert to fraction form
    784,767.04/1,176,975.20 = 363,988.24/x
  3. Step 3: Cross multiply
    784,767.04x = 1,176,975.20 × 363,988.24
  4. Step 4: Simplify right side
    784,767.04x = 428,405,131,571.65
  5. Step 5: Solve for x
    x = 428,405,131,571.65/784,767.04
  6. Step 6: Final answer
    x = 545,901.03

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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.