Home / 841,129.38-1,261,693.89-464,445.18

Finding the Fourth Proportional to 841,129.38, 1,261,693.89 and 464,445.18

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Solution

The fourth proportional to 841,129.38, 1,261,693.89 and 464,445.18 is: 696,667.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,129.38 : 1,261,693.89 = 464,445.18 : x
  2. Step 2: Convert to fraction form
    841,129.38/1,261,693.89 = 464,445.18/x
  3. Step 3: Cross multiply
    841,129.38x = 1,261,693.89 × 464,445.18
  4. Step 4: Simplify right side
    841,129.38x = 585,987,645,845.95
  5. Step 5: Solve for x
    x = 585,987,645,845.95/841,129.38
  6. Step 6: Final answer
    x = 696,667.67

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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.