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Finding the Fourth Proportional to 452,837.70, 624,916.53 and 248,888.57

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Solution

The fourth proportional to 452,837.70, 624,916.53 and 248,888.57 is: 343,466.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,837.70 : 624,916.53 = 248,888.57 : x
  2. Step 2: Convert to fraction form
    452,837.70/624,916.53 = 248,888.57/x
  3. Step 3: Cross multiply
    452,837.70x = 624,916.53 × 248,888.57
  4. Step 4: Simplify right side
    452,837.70x = 155,534,578,396.48
  5. Step 5: Solve for x
    x = 155,534,578,396.48/452,837.70
  6. Step 6: Final answer
    x = 343,466.50

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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.