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Finding the Fourth Proportional to 482,631.84, 720,028.93 and 456,504.48

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Solution

The fourth proportional to 482,631.84, 720,028.93 and 456,504.48 is: 681,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,631.84 : 720,028.93 = 456,504.48 : x
  2. Step 2: Convert to fraction form
    482,631.84/720,028.93 = 456,504.48/x
  3. Step 3: Cross multiply
    482,631.84x = 720,028.93 × 456,504.48
  4. Step 4: Simplify right side
    482,631.84x = 328,696,432,274.61
  5. Step 5: Solve for x
    x = 328,696,432,274.61/482,631.84
  6. Step 6: Final answer
    x = 681,050.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.