Home / 825,675.42-1,139,436.11-463,118.65

Finding the Fourth Proportional to 825,675.42, 1,139,436.11 and 463,118.65

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Solution

The fourth proportional to 825,675.42, 1,139,436.11 and 463,118.65 is: 639,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,675.42 : 1,139,436.11 = 463,118.65 : x
  2. Step 2: Convert to fraction form
    825,675.42/1,139,436.11 = 463,118.65/x
  3. Step 3: Cross multiply
    825,675.42x = 1,139,436.11 × 463,118.65
  4. Step 4: Simplify right side
    825,675.42x = 527,694,113,024.45
  5. Step 5: Solve for x
    x = 527,694,113,024.45/825,675.42
  6. Step 6: Final answer
    x = 639,106.00

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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.