Home / 884,376.40-1,326,564.60-293,400.40

Finding the Fourth Proportional to 884,376.40, 1,326,564.60 and 293,400.40

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Solution

The fourth proportional to 884,376.40, 1,326,564.60 and 293,400.40 is: 440,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,376.40 : 1,326,564.60 = 293,400.40 : x
  2. Step 2: Convert to fraction form
    884,376.40/1,326,564.60 = 293,400.40/x
  3. Step 3: Cross multiply
    884,376.40x = 1,326,564.60 × 293,400.40
  4. Step 4: Simplify right side
    884,376.40x = 389,214,584,265.84
  5. Step 5: Solve for x
    x = 389,214,584,265.84/884,376.40
  6. Step 6: Final answer
    x = 440,100.60

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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.