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Finding the Fourth Proportional to 452,334.40, 624,232.32 and 245,611.51

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Solution

The fourth proportional to 452,334.40, 624,232.32 and 245,611.51 is: 338,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,334.40 : 624,232.32 = 245,611.51 : x
  2. Step 2: Convert to fraction form
    452,334.40/624,232.32 = 245,611.51/x
  3. Step 3: Cross multiply
    452,334.40x = 624,232.32 × 245,611.51
  4. Step 4: Simplify right side
    452,334.40x = 153,318,642,706.00
  5. Step 5: Solve for x
    x = 153,318,642,706.00/452,334.40
  6. Step 6: Final answer
    x = 338,949.77

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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.