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Finding the Fourth Proportional to 606,821.81, 910,075.09 and 180,257.37

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Solution

The fourth proportional to 606,821.81, 910,075.09 and 180,257.37 is: 270,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,821.81 : 910,075.09 = 180,257.37 : x
  2. Step 2: Convert to fraction form
    606,821.81/910,075.09 = 180,257.37/x
  3. Step 3: Cross multiply
    606,821.81x = 910,075.09 × 180,257.37
  4. Step 4: Simplify right side
    606,821.81x = 164,047,742,225.91
  5. Step 5: Solve for x
    x = 164,047,742,225.91/606,821.81
  6. Step 6: Final answer
    x = 270,339.23

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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.