Home / 407,301.02-562,073.54-226,012.55

Finding the Fourth Proportional to 407,301.02, 562,073.54 and 226,012.55

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Solution

The fourth proportional to 407,301.02, 562,073.54 and 226,012.55 is: 311,896.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,301.02 : 562,073.54 = 226,012.55 : x
  2. Step 2: Convert to fraction form
    407,301.02/562,073.54 = 226,012.55/x
  3. Step 3: Cross multiply
    407,301.02x = 562,073.54 × 226,012.55
  4. Step 4: Simplify right side
    407,301.02x = 127,035,670,122.50
  5. Step 5: Solve for x
    x = 127,035,670,122.50/407,301.02
  6. Step 6: Final answer
    x = 311,896.27

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1.5x scale

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.