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Finding the Fourth Proportional to 452,457.84, 624,399.31 and 248,527.61

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Solution

The fourth proportional to 452,457.84, 624,399.31 and 248,527.61 is: 342,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,457.84 : 624,399.31 = 248,527.61 : x
  2. Step 2: Convert to fraction form
    452,457.84/624,399.31 = 248,527.61/x
  3. Step 3: Cross multiply
    452,457.84x = 624,399.31 × 248,527.61
  4. Step 4: Simplify right side
    452,457.84x = 155,180,468,199.95
  5. Step 5: Solve for x
    x = 155,180,468,199.95/452,457.84
  6. Step 6: Final answer
    x = 342,972.22

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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.