Home / 742,065.99-1,024,051.41-419,769.33

Finding the Fourth Proportional to 742,065.99, 1,024,051.41 and 419,769.33

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Solution

The fourth proportional to 742,065.99, 1,024,051.41 and 419,769.33 is: 579,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,065.99 : 1,024,051.41 = 419,769.33 : x
  2. Step 2: Convert to fraction form
    742,065.99/1,024,051.41 = 419,769.33/x
  3. Step 3: Cross multiply
    742,065.99x = 1,024,051.41 × 419,769.33
  4. Step 4: Simplify right side
    742,065.99x = 429,865,374,261.26
  5. Step 5: Solve for x
    x = 429,865,374,261.26/742,065.99
  6. Step 6: Final answer
    x = 579,281.87

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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.