Home / 671,914.80-1,008,055.80-198,599.76

Finding the Fourth Proportional to 671,914.80, 1,008,055.80 and 198,599.76

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Solution

The fourth proportional to 671,914.80, 1,008,055.80 and 198,599.76 is: 297,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,914.80 : 1,008,055.80 = 198,599.76 : x
  2. Step 2: Convert to fraction form
    671,914.80/1,008,055.80 = 198,599.76/x
  3. Step 3: Cross multiply
    671,914.80x = 1,008,055.80 × 198,599.76
  4. Step 4: Simplify right side
    671,914.80x = 200,199,639,946.61
  5. Step 5: Solve for x
    x = 200,199,639,946.61/671,914.80
  6. Step 6: Final answer
    x = 297,953.91

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1.5x scale

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.