Home / 692,417.44-1,038,179.76-271,735.84

Finding the Fourth Proportional to 692,417.44, 1,038,179.76 and 271,735.84

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Solution

The fourth proportional to 692,417.44, 1,038,179.76 and 271,735.84 is: 407,428.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,417.44 : 1,038,179.76 = 271,735.84 : x
  2. Step 2: Convert to fraction form
    692,417.44/1,038,179.76 = 271,735.84/x
  3. Step 3: Cross multiply
    692,417.44x = 1,038,179.76 × 271,735.84
  4. Step 4: Simplify right side
    692,417.44x = 282,110,649,154.60
  5. Step 5: Solve for x
    x = 282,110,649,154.60/692,417.44
  6. Step 6: Final answer
    x = 407,428.57

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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.