Home / 577,075.23-796,405.04-318,946.65

Finding the Fourth Proportional to 577,075.23, 796,405.04 and 318,946.65

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Solution

The fourth proportional to 577,075.23, 796,405.04 and 318,946.65 is: 440,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,075.23 : 796,405.04 = 318,946.65 : x
  2. Step 2: Convert to fraction form
    577,075.23/796,405.04 = 318,946.65/x
  3. Step 3: Cross multiply
    577,075.23x = 796,405.04 × 318,946.65
  4. Step 4: Simplify right side
    577,075.23x = 254,010,717,956.38
  5. Step 5: Solve for x
    x = 254,010,717,956.38/577,075.23
  6. Step 6: Final answer
    x = 440,169.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.