Home / 949,569.58-1,424,580.96-309,874.50

Finding the Fourth Proportional to 949,569.58, 1,424,580.96 and 309,874.50

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Solution

The fourth proportional to 949,569.58, 1,424,580.96 and 309,874.50 is: 464,885.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,569.58 : 1,424,580.96 = 309,874.50 : x
  2. Step 2: Convert to fraction form
    949,569.58/1,424,580.96 = 309,874.50/x
  3. Step 3: Cross multiply
    949,569.58x = 1,424,580.96 × 309,874.50
  4. Step 4: Simplify right side
    949,569.58x = 441,441,313,851.55
  5. Step 5: Solve for x
    x = 441,441,313,851.55/949,569.58
  6. Step 6: Final answer
    x = 464,885.69

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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.