Home / 770,626.86-1,156,038.71-297,447.54

Finding the Fourth Proportional to 770,626.86, 1,156,038.71 and 297,447.54

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Solution

The fourth proportional to 770,626.86, 1,156,038.71 and 297,447.54 is: 446,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,626.86 : 1,156,038.71 = 297,447.54 : x
  2. Step 2: Convert to fraction form
    770,626.86/1,156,038.71 = 297,447.54/x
  3. Step 3: Cross multiply
    770,626.86x = 1,156,038.71 × 297,447.54
  4. Step 4: Simplify right side
    770,626.86x = 343,860,870,434.27
  5. Step 5: Solve for x
    x = 343,860,870,434.27/770,626.86
  6. Step 6: Final answer
    x = 446,209.30

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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.