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Finding the Fourth Proportional to 607,040.24, 838,051.04 and 365,382

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Solution

The fourth proportional to 607,040.24, 838,051.04 and 365,382 is: 504,429.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,040.24 : 838,051.04 = 365,382 : x
  2. Step 2: Convert to fraction form
    607,040.24/838,051.04 = 365,382/x
  3. Step 3: Cross multiply
    607,040.24x = 838,051.04 × 365,382
  4. Step 4: Simplify right side
    607,040.24x = 306,208,766,010.74
  5. Step 5: Solve for x
    x = 306,208,766,010.74/607,040.24
  6. Step 6: Final answer
    x = 504,429.11

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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.