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Finding the Fourth Proportional to 452,841.76, 624,928.12 and 248,911.56

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Solution

The fourth proportional to 452,841.76, 624,928.12 and 248,911.56 is: 343,501.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,841.76 : 624,928.12 = 248,911.56 : x
  2. Step 2: Convert to fraction form
    452,841.76/624,928.12 = 248,911.56/x
  3. Step 3: Cross multiply
    452,841.76x = 624,928.12 × 248,911.56
  4. Step 4: Simplify right side
    452,841.76x = 155,551,833,237.07
  5. Step 5: Solve for x
    x = 155,551,833,237.07/452,841.76
  6. Step 6: Final answer
    x = 343,501.52

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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.