Home / 1,012,966.29-1,518,888.45-414,347.79

Finding the Fourth Proportional to 1,012,966.29, 1,518,888.45 and 414,347.79

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Solution

The fourth proportional to 1,012,966.29, 1,518,888.45 and 414,347.79 is: 621,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,966.29 : 1,518,888.45 = 414,347.79 : x
  2. Step 2: Convert to fraction form
    1,012,966.29/1,518,888.45 = 414,347.79/x
  3. Step 3: Cross multiply
    1,012,966.29x = 1,518,888.45 × 414,347.79
  4. Step 4: Simplify right side
    1,012,966.29x = 629,348,072,514.03
  5. Step 5: Solve for x
    x = 629,348,072,514.03/1,012,966.29
  6. Step 6: Final answer
    x = 621,292.22

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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.