Home / 947,184.57-1,420,730.55-348,099.66

Finding the Fourth Proportional to 947,184.57, 1,420,730.55 and 348,099.66

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Solution

The fourth proportional to 947,184.57, 1,420,730.55 and 348,099.66 is: 522,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,184.57 : 1,420,730.55 = 348,099.66 : x
  2. Step 2: Convert to fraction form
    947,184.57/1,420,730.55 = 348,099.66/x
  3. Step 3: Cross multiply
    947,184.57x = 1,420,730.55 × 348,099.66
  4. Step 4: Simplify right side
    947,184.57x = 494,555,821,406.61
  5. Step 5: Solve for x
    x = 494,555,821,406.61/947,184.57
  6. Step 6: Final answer
    x = 522,132.47

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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.