Home / 758,970.82-1,047,403.84-414,799.20

Finding the Fourth Proportional to 758,970.82, 1,047,403.84 and 414,799.20

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Solution

The fourth proportional to 758,970.82, 1,047,403.84 and 414,799.20 is: 572,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,970.82 : 1,047,403.84 = 414,799.20 : x
  2. Step 2: Convert to fraction form
    758,970.82/1,047,403.84 = 414,799.20/x
  3. Step 3: Cross multiply
    758,970.82x = 1,047,403.84 × 414,799.20
  4. Step 4: Simplify right side
    758,970.82x = 434,462,274,908.93
  5. Step 5: Solve for x
    x = 434,462,274,908.93/758,970.82
  6. Step 6: Final answer
    x = 572,436.07

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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.