Home / 489,055.85-733,583.78-471,341.15

Finding the Fourth Proportional to 489,055.85, 733,583.78 and 471,341.15

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Solution

The fourth proportional to 489,055.85, 733,583.78 and 471,341.15 is: 707,011.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,055.85 : 733,583.78 = 471,341.15 : x
  2. Step 2: Convert to fraction form
    489,055.85/733,583.78 = 471,341.15/x
  3. Step 3: Cross multiply
    489,055.85x = 733,583.78 × 471,341.15
  4. Step 4: Simplify right side
    489,055.85x = 345,768,220,129.84
  5. Step 5: Solve for x
    x = 345,768,220,129.84/489,055.85
  6. Step 6: Final answer
    x = 707,011.73

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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.