Home / 489,176.60-733,764.90-223,456.10

Finding the Fourth Proportional to 489,176.60, 733,764.90 and 223,456.10

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Solution

The fourth proportional to 489,176.60, 733,764.90 and 223,456.10 is: 335,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,176.60 : 733,764.90 = 223,456.10 : x
  2. Step 2: Convert to fraction form
    489,176.60/733,764.90 = 223,456.10/x
  3. Step 3: Cross multiply
    489,176.60x = 733,764.90 × 223,456.10
  4. Step 4: Simplify right side
    489,176.60x = 163,964,242,870.89
  5. Step 5: Solve for x
    x = 163,964,242,870.89/489,176.60
  6. Step 6: Final answer
    x = 335,184.15

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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.