Home / 830,855.60-1,246,283.40-683,233.10

Finding the Fourth Proportional to 830,855.60, 1,246,283.40 and 683,233.10

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Solution

The fourth proportional to 830,855.60, 1,246,283.40 and 683,233.10 is: 1,024,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,855.60 : 1,246,283.40 = 683,233.10 : x
  2. Step 2: Convert to fraction form
    830,855.60/1,246,283.40 = 683,233.10/x
  3. Step 3: Cross multiply
    830,855.60x = 1,246,283.40 × 683,233.10
  4. Step 4: Simplify right side
    830,855.60x = 851,502,070,860.54
  5. Step 5: Solve for x
    x = 851,502,070,860.54/830,855.60
  6. Step 6: Final answer
    x = 1,024,849.65

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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.