Home / 829,892.60-1,242,074.10-730,359.80

Finding the Fourth Proportional to 829,892.60, 1,242,074.10 and 730,359.80

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Solution

The fourth proportional to 829,892.60, 1,242,074.10 and 730,359.80 is: 1,093,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,892.60 : 1,242,074.10 = 730,359.80 : x
  2. Step 2: Convert to fraction form
    829,892.60/1,242,074.10 = 730,359.80/x
  3. Step 3: Cross multiply
    829,892.60x = 1,242,074.10 × 730,359.80
  4. Step 4: Simplify right side
    829,892.60x = 907,160,991,261.18
  5. Step 5: Solve for x
    x = 907,160,991,261.18/829,892.60
  6. Step 6: Final answer
    x = 1,093,106.50

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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.