Home / 898,629.12-1,347,939.84-366,031.36

Finding the Fourth Proportional to 898,629.12, 1,347,939.84 and 366,031.36

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Solution

The fourth proportional to 898,629.12, 1,347,939.84 and 366,031.36 is: 549,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,629.12 : 1,347,939.84 = 366,031.36 : x
  2. Step 2: Convert to fraction form
    898,629.12/1,347,939.84 = 366,031.36/x
  3. Step 3: Cross multiply
    898,629.12x = 1,347,939.84 × 366,031.36
  4. Step 4: Simplify right side
    898,629.12x = 493,388,252,833.38
  5. Step 5: Solve for x
    x = 493,388,252,833.38/898,629.12
  6. Step 6: Final answer
    x = 549,045.48

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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.