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Finding the Fourth Proportional to 670,373.37, 925,133.50 and 364,470.33

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Solution

The fourth proportional to 670,373.37, 925,133.50 and 364,470.33 is: 502,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,373.37 : 925,133.50 = 364,470.33 : x
  2. Step 2: Convert to fraction form
    670,373.37/925,133.50 = 364,470.33/x
  3. Step 3: Cross multiply
    670,373.37x = 925,133.50 × 364,470.33
  4. Step 4: Simplify right side
    670,373.37x = 337,183,712,039.06
  5. Step 5: Solve for x
    x = 337,183,712,039.06/670,373.37
  6. Step 6: Final answer
    x = 502,978.98

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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.