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Finding the Fourth Proportional to 657,477.14, 907,309.58 and 367,093.15

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Solution

The fourth proportional to 657,477.14, 907,309.58 and 367,093.15 is: 506,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,477.14 : 907,309.58 = 367,093.15 : x
  2. Step 2: Convert to fraction form
    657,477.14/907,309.58 = 367,093.15/x
  3. Step 3: Cross multiply
    657,477.14x = 907,309.58 × 367,093.15
  4. Step 4: Simplify right side
    657,477.14x = 333,067,133,750.25
  5. Step 5: Solve for x
    x = 333,067,133,750.25/657,477.14
  6. Step 6: Final answer
    x = 506,583.60

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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.