Home / 698,669.60-1,048,004.40-255,610.40

Finding the Fourth Proportional to 698,669.60, 1,048,004.40 and 255,610.40

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Solution

The fourth proportional to 698,669.60, 1,048,004.40 and 255,610.40 is: 383,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,669.60 : 1,048,004.40 = 255,610.40 : x
  2. Step 2: Convert to fraction form
    698,669.60/1,048,004.40 = 255,610.40/x
  3. Step 3: Cross multiply
    698,669.60x = 1,048,004.40 × 255,610.40
  4. Step 4: Simplify right side
    698,669.60x = 267,880,823,885.76
  5. Step 5: Solve for x
    x = 267,880,823,885.76/698,669.60
  6. Step 6: Final answer
    x = 383,415.60

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Similar ratio
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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.