Home / 868,312.78-1,302,350.93-228,562.94

Finding the Fourth Proportional to 868,312.78, 1,302,350.93 and 228,562.94

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Solution

The fourth proportional to 868,312.78, 1,302,350.93 and 228,562.94 is: 342,813.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,312.78 : 1,302,350.93 = 228,562.94 : x
  2. Step 2: Convert to fraction form
    868,312.78/1,302,350.93 = 228,562.94/x
  3. Step 3: Cross multiply
    868,312.78x = 1,302,350.93 × 228,562.94
  4. Step 4: Simplify right side
    868,312.78x = 297,669,156,329.72
  5. Step 5: Solve for x
    x = 297,669,156,329.72/868,312.78
  6. Step 6: Final answer
    x = 342,813.29

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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.