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Finding the Fourth Proportional to 452,772.36, 624,795.63 and 248,818.89

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Solution

The fourth proportional to 452,772.36, 624,795.63 and 248,818.89 is: 343,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,772.36 : 624,795.63 = 248,818.89 : x
  2. Step 2: Convert to fraction form
    452,772.36/624,795.63 = 248,818.89/x
  3. Step 3: Cross multiply
    452,772.36x = 624,795.63 × 248,818.89
  4. Step 4: Simplify right side
    452,772.36x = 155,460,955,133.45
  5. Step 5: Solve for x
    x = 155,460,955,133.45/452,772.36
  6. Step 6: Final answer
    x = 343,353.46

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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.