Home / 829,817.20-1,241,858.60-497,631.60

Finding the Fourth Proportional to 829,817.20, 1,241,858.60 and 497,631.60

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Solution

The fourth proportional to 829,817.20, 1,241,858.60 and 497,631.60 is: 744,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,817.20 : 1,241,858.60 = 497,631.60 : x
  2. Step 2: Convert to fraction form
    829,817.20/1,241,858.60 = 497,631.60/x
  3. Step 3: Cross multiply
    829,817.20x = 1,241,858.60 × 497,631.60
  4. Step 4: Simplify right side
    829,817.20x = 617,988,082,091.76
  5. Step 5: Solve for x
    x = 617,988,082,091.76/829,817.20
  6. Step 6: Final answer
    x = 744,727.97

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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.