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Finding the Fourth Proportional to 544,419, 751,262.63 and 302,692.68

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Solution

The fourth proportional to 544,419, 751,262.63 and 302,692.68 is: 417,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,419 : 751,262.63 = 302,692.68 : x
  2. Step 2: Convert to fraction form
    544,419/751,262.63 = 302,692.68/x
  3. Step 3: Cross multiply
    544,419x = 751,262.63 × 302,692.68
  4. Step 4: Simplify right side
    544,419x = 227,401,697,345.09
  5. Step 5: Solve for x
    x = 227,401,697,345.09/544,419
  6. Step 6: Final answer
    x = 417,696.11

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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.