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Finding the Fourth Proportional to 671,133.33, 926,164.15 and 369,327.33

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Solution

The fourth proportional to 671,133.33, 926,164.15 and 369,327.33 is: 509,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,133.33 : 926,164.15 = 369,327.33 : x
  2. Step 2: Convert to fraction form
    671,133.33/926,164.15 = 369,327.33/x
  3. Step 3: Cross multiply
    671,133.33x = 926,164.15 × 369,327.33
  4. Step 4: Simplify right side
    671,133.33x = 342,057,732,661.22
  5. Step 5: Solve for x
    x = 342,057,732,661.22/671,133.33
  6. Step 6: Final answer
    x = 509,671.80

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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.