Home / 479,225.98-718,569.15-159,206.50

Finding the Fourth Proportional to 479,225.98, 718,569.15 and 159,206.50

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Solution

The fourth proportional to 479,225.98, 718,569.15 and 159,206.50 is: 238,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,225.98 : 718,569.15 = 159,206.50 : x
  2. Step 2: Convert to fraction form
    479,225.98/718,569.15 = 159,206.50/x
  3. Step 3: Cross multiply
    479,225.98x = 718,569.15 × 159,206.50
  4. Step 4: Simplify right side
    479,225.98x = 114,400,879,379.48
  5. Step 5: Solve for x
    x = 114,400,879,379.48/479,225.98
  6. Step 6: Final answer
    x = 238,720.11

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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.