Home / 949,293.39-1,424,026.61-309,432.89

Finding the Fourth Proportional to 949,293.39, 1,424,026.61 and 309,432.89

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Solution

The fourth proportional to 949,293.39, 1,424,026.61 and 309,432.89 is: 464,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,293.39 : 1,424,026.61 = 309,432.89 : x
  2. Step 2: Convert to fraction form
    949,293.39/1,424,026.61 = 309,432.89/x
  3. Step 3: Cross multiply
    949,293.39x = 1,424,026.61 × 309,432.89
  4. Step 4: Simplify right side
    949,293.39x = 440,640,669,369.20
  5. Step 5: Solve for x
    x = 440,640,669,369.20/949,293.39
  6. Step 6: Final answer
    x = 464,177.54

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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.