Home / 1,012,920.48-1,518,819.80-414,302.00

Finding the Fourth Proportional to 1,012,920.48, 1,518,819.80 and 414,302.00

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Solution

The fourth proportional to 1,012,920.48, 1,518,819.80 and 414,302.00 is: 621,223.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,920.48 : 1,518,819.80 = 414,302.00 : x
  2. Step 2: Convert to fraction form
    1,012,920.48/1,518,819.80 = 414,302.00/x
  3. Step 3: Cross multiply
    1,012,920.48x = 1,518,819.80 × 414,302.00
  4. Step 4: Simplify right side
    1,012,920.48x = 629,250,071,113.99
  5. Step 5: Solve for x
    x = 629,250,071,113.99/1,012,920.48
  6. Step 6: Final answer
    x = 621,223.56

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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.