Home / 1,306,769.50-1,960,228.14-465,321.34

Finding the Fourth Proportional to 1,306,769.50, 1,960,228.14 and 465,321.34

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Solution

The fourth proportional to 1,306,769.50, 1,960,228.14 and 465,321.34 is: 698,008.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,769.50 : 1,960,228.14 = 465,321.34 : x
  2. Step 2: Convert to fraction form
    1,306,769.50/1,960,228.14 = 465,321.34/x
  3. Step 3: Cross multiply
    1,306,769.50x = 1,960,228.14 × 465,321.34
  4. Step 4: Simplify right side
    1,306,769.50x = 912,135,984,810.51
  5. Step 5: Solve for x
    x = 912,135,984,810.51/1,306,769.50
  6. Step 6: Final answer
    x = 698,008.32

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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.