Home / 670,164.70-1,004,681.82-290,799.52

Finding the Fourth Proportional to 670,164.70, 1,004,681.82 and 290,799.52

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Solution

The fourth proportional to 670,164.70, 1,004,681.82 and 290,799.52 is: 435,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,164.70 : 1,004,681.82 = 290,799.52 : x
  2. Step 2: Convert to fraction form
    670,164.70/1,004,681.82 = 290,799.52/x
  3. Step 3: Cross multiply
    670,164.70x = 1,004,681.82 × 290,799.52
  4. Step 4: Simplify right side
    670,164.70x = 292,160,991,008.73
  5. Step 5: Solve for x
    x = 292,160,991,008.73/670,164.70
  6. Step 6: Final answer
    x = 435,954.01

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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.