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Finding the Fourth Proportional to 684,933.39, 944,794.80 and 452,361.74

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Solution

The fourth proportional to 684,933.39, 944,794.80 and 452,361.74 is: 623,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,933.39 : 944,794.80 = 452,361.74 : x
  2. Step 2: Convert to fraction form
    684,933.39/944,794.80 = 452,361.74/x
  3. Step 3: Cross multiply
    684,933.39x = 944,794.80 × 452,361.74
  4. Step 4: Simplify right side
    684,933.39x = 427,389,014,946.98
  5. Step 5: Solve for x
    x = 427,389,014,946.98/684,933.39
  6. Step 6: Final answer
    x = 623,986.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.