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Finding the Fourth Proportional to 362,912.40, 544,368.60 and 296,427.60

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Solution

The fourth proportional to 362,912.40, 544,368.60 and 296,427.60 is: 444,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,912.40 : 544,368.60 = 296,427.60 : x
  2. Step 2: Convert to fraction form
    362,912.40/544,368.60 = 296,427.60/x
  3. Step 3: Cross multiply
    362,912.40x = 544,368.60 × 296,427.60
  4. Step 4: Simplify right side
    362,912.40x = 161,365,877,613.36
  5. Step 5: Solve for x
    x = 161,365,877,613.36/362,912.40
  6. Step 6: Final answer
    x = 444,641.40

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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.