Home / 722,271.60-1,083,407.40-367,977.60

Finding the Fourth Proportional to 722,271.60, 1,083,407.40 and 367,977.60

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Solution

The fourth proportional to 722,271.60, 1,083,407.40 and 367,977.60 is: 551,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,271.60 : 1,083,407.40 = 367,977.60 : x
  2. Step 2: Convert to fraction form
    722,271.60/1,083,407.40 = 367,977.60/x
  3. Step 3: Cross multiply
    722,271.60x = 1,083,407.40 × 367,977.60
  4. Step 4: Simplify right side
    722,271.60x = 398,669,654,874.24
  5. Step 5: Solve for x
    x = 398,669,654,874.24/722,271.60
  6. Step 6: Final answer
    x = 551,966.40

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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.