Home / 941,705.40-1,412,493.30-301,999.80

Finding the Fourth Proportional to 941,705.40, 1,412,493.30 and 301,999.80

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Solution

The fourth proportional to 941,705.40, 1,412,493.30 and 301,999.80 is: 452,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,705.40 : 1,412,493.30 = 301,999.80 : x
  2. Step 2: Convert to fraction form
    941,705.40/1,412,493.30 = 301,999.80/x
  3. Step 3: Cross multiply
    941,705.40x = 1,412,493.30 × 301,999.80
  4. Step 4: Simplify right side
    941,705.40x = 426,572,694,101.34
  5. Step 5: Solve for x
    x = 426,572,694,101.34/941,705.40
  6. Step 6: Final answer
    x = 452,978.92

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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.