Home / 874,465.12-1,308,734.97-537,719.06

Finding the Fourth Proportional to 874,465.12, 1,308,734.97 and 537,719.06

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Solution

The fourth proportional to 874,465.12, 1,308,734.97 and 537,719.06 is: 804,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,465.12 : 1,308,734.97 = 537,719.06 : x
  2. Step 2: Convert to fraction form
    874,465.12/1,308,734.97 = 537,719.06/x
  3. Step 3: Cross multiply
    874,465.12x = 1,308,734.97 × 537,719.06
  4. Step 4: Simplify right side
    874,465.12x = 703,731,734,775.96
  5. Step 5: Solve for x
    x = 703,731,734,775.96/874,465.12
  6. Step 6: Final answer
    x = 804,756.78

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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.