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Finding the Fourth Proportional to 624,227.87, 933,636.88 and 367,448.47

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Solution

The fourth proportional to 624,227.87, 933,636.88 and 367,448.47 is: 549,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,227.87 : 933,636.88 = 367,448.47 : x
  2. Step 2: Convert to fraction form
    624,227.87/933,636.88 = 367,448.47/x
  3. Step 3: Cross multiply
    624,227.87x = 933,636.88 × 367,448.47
  4. Step 4: Simplify right side
    624,227.87x = 343,063,444,401.60
  5. Step 5: Solve for x
    x = 343,063,444,401.60/624,227.87
  6. Step 6: Final answer
    x = 549,580.47

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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.