Home / 580,115.76-869,283.50-242,971.89

Finding the Fourth Proportional to 580,115.76, 869,283.50 and 242,971.89

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Solution

The fourth proportional to 580,115.76, 869,283.50 and 242,971.89 is: 364,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,115.76 : 869,283.50 = 242,971.89 : x
  2. Step 2: Convert to fraction form
    580,115.76/869,283.50 = 242,971.89/x
  3. Step 3: Cross multiply
    580,115.76x = 869,283.50 × 242,971.89
  4. Step 4: Simplify right side
    580,115.76x = 211,211,450,466.14
  5. Step 5: Solve for x
    x = 211,211,450,466.14/580,115.76
  6. Step 6: Final answer
    x = 364,085.01

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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.