Home / 742,065.33-1,024,050.49-419,768.58

Finding the Fourth Proportional to 742,065.33, 1,024,050.49 and 419,768.58

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Solution

The fourth proportional to 742,065.33, 1,024,050.49 and 419,768.58 is: 579,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,065.33 : 1,024,050.49 = 419,768.58 : x
  2. Step 2: Convert to fraction form
    742,065.33/1,024,050.49 = 419,768.58/x
  3. Step 3: Cross multiply
    742,065.33x = 1,024,050.49 × 419,768.58
  4. Step 4: Simplify right side
    742,065.33x = 429,864,220,035.60
  5. Step 5: Solve for x
    x = 429,864,220,035.60/742,065.33
  6. Step 6: Final answer
    x = 579,280.83

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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.