Home / 740,823.65-1,111,427.22-228,477.48

Finding the Fourth Proportional to 740,823.65, 1,111,427.22 and 228,477.48

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Solution

The fourth proportional to 740,823.65, 1,111,427.22 and 228,477.48 is: 342,775.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,823.65 : 1,111,427.22 = 228,477.48 : x
  2. Step 2: Convert to fraction form
    740,823.65/1,111,427.22 = 228,477.48/x
  3. Step 3: Cross multiply
    740,823.65x = 1,111,427.22 × 228,477.48
  4. Step 4: Simplify right side
    740,823.65x = 253,936,090,429.01
  5. Step 5: Solve for x
    x = 253,936,090,429.01/740,823.65
  6. Step 6: Final answer
    x = 342,775.36

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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.