Home / 909,729.65-1,364,449.87-302,467.46

Finding the Fourth Proportional to 909,729.65, 1,364,449.87 and 302,467.46

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Solution

The fourth proportional to 909,729.65, 1,364,449.87 and 302,467.46 is: 453,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,729.65 : 1,364,449.87 = 302,467.46 : x
  2. Step 2: Convert to fraction form
    909,729.65/1,364,449.87 = 302,467.46/x
  3. Step 3: Cross multiply
    909,729.65x = 1,364,449.87 × 302,467.46
  4. Step 4: Simplify right side
    909,729.65x = 412,701,679,181.38
  5. Step 5: Solve for x
    x = 412,701,679,181.38/909,729.65
  6. Step 6: Final answer
    x = 453,653.10

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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.