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Finding the Fourth Proportional to 370,068.97, 510,696.71 and 200,303.09

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Solution

The fourth proportional to 370,068.97, 510,696.71 and 200,303.09 is: 276,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,068.97 : 510,696.71 = 200,303.09 : x
  2. Step 2: Convert to fraction form
    370,068.97/510,696.71 = 200,303.09/x
  3. Step 3: Cross multiply
    370,068.97x = 510,696.71 × 200,303.09
  4. Step 4: Simplify right side
    370,068.97x = 102,294,130,843.33
  5. Step 5: Solve for x
    x = 102,294,130,843.33/370,068.97
  6. Step 6: Final answer
    x = 276,419.10

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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.