Home / 560,272.65-773,175.35-305,623.83

Finding the Fourth Proportional to 560,272.65, 773,175.35 and 305,623.83

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Solution

The fourth proportional to 560,272.65, 773,175.35 and 305,623.83 is: 421,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,272.65 : 773,175.35 = 305,623.83 : x
  2. Step 2: Convert to fraction form
    560,272.65/773,175.35 = 305,623.83/x
  3. Step 3: Cross multiply
    560,272.65x = 773,175.35 × 305,623.83
  4. Step 4: Simplify right side
    560,272.65x = 236,300,814,532.49
  5. Step 5: Solve for x
    x = 236,300,814,532.49/560,272.65
  6. Step 6: Final answer
    x = 421,760.40

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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.