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Finding the Fourth Proportional to 461,952.40, 692,928.60 and 262,195.60

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Solution

The fourth proportional to 461,952.40, 692,928.60 and 262,195.60 is: 393,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,952.40 : 692,928.60 = 262,195.60 : x
  2. Step 2: Convert to fraction form
    461,952.40/692,928.60 = 262,195.60/x
  3. Step 3: Cross multiply
    461,952.40x = 692,928.60 × 262,195.60
  4. Step 4: Simplify right side
    461,952.40x = 181,682,830,034.16
  5. Step 5: Solve for x
    x = 181,682,830,034.16/461,952.40
  6. Step 6: Final answer
    x = 393,293.40

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Double scale
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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.