Home / 982,273.30-1,354,728.45-579,476.50

Finding the Fourth Proportional to 982,273.30, 1,354,728.45 and 579,476.50

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Solution

The fourth proportional to 982,273.30, 1,354,728.45 and 579,476.50 is: 799,200.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,273.30 : 1,354,728.45 = 579,476.50 : x
  2. Step 2: Convert to fraction form
    982,273.30/1,354,728.45 = 579,476.50/x
  3. Step 3: Cross multiply
    982,273.30x = 1,354,728.45 × 579,476.50
  4. Step 4: Simplify right side
    982,273.30x = 785,033,300,656.43
  5. Step 5: Solve for x
    x = 785,033,300,656.43/982,273.30
  6. Step 6: Final answer
    x = 799,200.49

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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.