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Finding the Fourth Proportional to 604,365.30, 907,029.09 and 338,076.18

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Solution

The fourth proportional to 604,365.30, 907,029.09 and 338,076.18 is: 507,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,365.30 : 907,029.09 = 338,076.18 : x
  2. Step 2: Convert to fraction form
    604,365.30/907,029.09 = 338,076.18/x
  3. Step 3: Cross multiply
    604,365.30x = 907,029.09 × 338,076.18
  4. Step 4: Simplify right side
    604,365.30x = 306,644,929,896.08
  5. Step 5: Solve for x
    x = 306,644,929,896.08/604,365.30
  6. Step 6: Final answer
    x = 507,383.42

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1.5x scale

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.