Home / 572,198.69-789,582.02-339,585.50

Finding the Fourth Proportional to 572,198.69, 789,582.02 and 339,585.50

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Solution

The fourth proportional to 572,198.69, 789,582.02 and 339,585.50 is: 468,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,198.69 : 789,582.02 = 339,585.50 : x
  2. Step 2: Convert to fraction form
    572,198.69/789,582.02 = 339,585.50/x
  3. Step 3: Cross multiply
    572,198.69x = 789,582.02 × 339,585.50
  4. Step 4: Simplify right side
    572,198.69x = 268,130,599,406.87
  5. Step 5: Solve for x
    x = 268,130,599,406.87/572,198.69
  6. Step 6: Final answer
    x = 468,597.02

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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.