Home / 983,211.48-1,475,696.34-503,766.36

Finding the Fourth Proportional to 983,211.48, 1,475,696.34 and 503,766.36

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Solution

The fourth proportional to 983,211.48, 1,475,696.34 and 503,766.36 is: 756,099.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,211.48 : 1,475,696.34 = 503,766.36 : x
  2. Step 2: Convert to fraction form
    983,211.48/1,475,696.34 = 503,766.36/x
  3. Step 3: Cross multiply
    983,211.48x = 1,475,696.34 × 503,766.36
  4. Step 4: Simplify right side
    983,211.48x = 743,406,173,667.12
  5. Step 5: Solve for x
    x = 743,406,173,667.12/983,211.48
  6. Step 6: Final answer
    x = 756,099.97

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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.