Home / 807,465.87-1,210,056.26-447,794.93

Finding the Fourth Proportional to 807,465.87, 1,210,056.26 and 447,794.93

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Solution

The fourth proportional to 807,465.87, 1,210,056.26 and 447,794.93 is: 671,058.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,465.87 : 1,210,056.26 = 447,794.93 : x
  2. Step 2: Convert to fraction form
    807,465.87/1,210,056.26 = 447,794.93/x
  3. Step 3: Cross multiply
    807,465.87x = 1,210,056.26 × 447,794.93
  4. Step 4: Simplify right side
    807,465.87x = 541,857,053,311.97
  5. Step 5: Solve for x
    x = 541,857,053,311.97/807,465.87
  6. Step 6: Final answer
    x = 671,058.77

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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.