Home / 993,816.68-1,371,364.02-558,282.92

Finding the Fourth Proportional to 993,816.68, 1,371,364.02 and 558,282.92

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Solution

The fourth proportional to 993,816.68, 1,371,364.02 and 558,282.92 is: 770,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,816.68 : 1,371,364.02 = 558,282.92 : x
  2. Step 2: Convert to fraction form
    993,816.68/1,371,364.02 = 558,282.92/x
  3. Step 3: Cross multiply
    993,816.68x = 1,371,364.02 × 558,282.92
  4. Step 4: Simplify right side
    993,816.68x = 765,609,102,611.72
  5. Step 5: Solve for x
    x = 765,609,102,611.72/993,816.68
  6. Step 6: Final answer
    x = 770,372.57

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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.