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Finding the Fourth Proportional to 448,104.96, 618,106.14 and 266,693.04

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Solution

The fourth proportional to 448,104.96, 618,106.14 and 266,693.04 is: 367,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,104.96 : 618,106.14 = 266,693.04 : x
  2. Step 2: Convert to fraction form
    448,104.96/618,106.14 = 266,693.04/x
  3. Step 3: Cross multiply
    448,104.96x = 618,106.14 × 266,693.04
  4. Step 4: Simplify right side
    448,104.96x = 164,844,605,519.27
  5. Step 5: Solve for x
    x = 164,844,605,519.27/448,104.96
  6. Step 6: Final answer
    x = 367,870.52

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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.