Home / 745,089.41-1,117,800.77-271,774.77

Finding the Fourth Proportional to 745,089.41, 1,117,800.77 and 271,774.77

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Solution

The fourth proportional to 745,089.41, 1,117,800.77 and 271,774.77 is: 407,722.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,089.41 : 1,117,800.77 = 271,774.77 : x
  2. Step 2: Convert to fraction form
    745,089.41/1,117,800.77 = 271,774.77/x
  3. Step 3: Cross multiply
    745,089.41x = 1,117,800.77 × 271,774.77
  4. Step 4: Simplify right side
    745,089.41x = 303,790,047,172.57
  5. Step 5: Solve for x
    x = 303,790,047,172.57/745,089.41
  6. Step 6: Final answer
    x = 407,722.94

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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.