Home / 947,194.80-1,420,772.05-307,497.52

Finding the Fourth Proportional to 947,194.80, 1,420,772.05 and 307,497.52

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Solution

The fourth proportional to 947,194.80, 1,420,772.05 and 307,497.52 is: 461,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,194.80 : 1,420,772.05 = 307,497.52 : x
  2. Step 2: Convert to fraction form
    947,194.80/1,420,772.05 = 307,497.52/x
  3. Step 3: Cross multiply
    947,194.80x = 1,420,772.05 × 307,497.52
  4. Step 4: Simplify right side
    947,194.80x = 436,883,881,860.32
  5. Step 5: Solve for x
    x = 436,883,881,860.32/947,194.80
  6. Step 6: Final answer
    x = 461,239.74

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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.