Home / 746,383.02-1,030,008.60-406,851.27

Finding the Fourth Proportional to 746,383.02, 1,030,008.60 and 406,851.27

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Solution

The fourth proportional to 746,383.02, 1,030,008.60 and 406,851.27 is: 561,454.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,383.02 : 1,030,008.60 = 406,851.27 : x
  2. Step 2: Convert to fraction form
    746,383.02/1,030,008.60 = 406,851.27/x
  3. Step 3: Cross multiply
    746,383.02x = 1,030,008.60 × 406,851.27
  4. Step 4: Simplify right side
    746,383.02x = 419,060,307,020.92
  5. Step 5: Solve for x
    x = 419,060,307,020.92/746,383.02
  6. Step 6: Final answer
    x = 561,454.77

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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.