Home / 820,875.44-1,232,070.04-416,351.52

Finding the Fourth Proportional to 820,875.44, 1,232,070.04 and 416,351.52

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Solution

The fourth proportional to 820,875.44, 1,232,070.04 and 416,351.52 is: 624,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,875.44 : 1,232,070.04 = 416,351.52 : x
  2. Step 2: Convert to fraction form
    820,875.44/1,232,070.04 = 416,351.52/x
  3. Step 3: Cross multiply
    820,875.44x = 1,232,070.04 × 416,351.52
  4. Step 4: Simplify right side
    820,875.44x = 512,974,233,900.46
  5. Step 5: Solve for x
    x = 512,974,233,900.46/820,875.44
  6. Step 6: Final answer
    x = 624,911.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.