Home / 732,556.02-1,010,903.68-405,855.60

Finding the Fourth Proportional to 732,556.02, 1,010,903.68 and 405,855.60

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Solution

The fourth proportional to 732,556.02, 1,010,903.68 and 405,855.60 is: 560,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,556.02 : 1,010,903.68 = 405,855.60 : x
  2. Step 2: Convert to fraction form
    732,556.02/1,010,903.68 = 405,855.60/x
  3. Step 3: Cross multiply
    732,556.02x = 1,010,903.68 × 405,855.60
  4. Step 4: Simplify right side
    732,556.02x = 410,280,919,588.61
  5. Step 5: Solve for x
    x = 410,280,919,588.61/732,556.02
  6. Step 6: Final answer
    x = 560,067.64

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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.