Home / 470,075.07-705,392.78-170,579.01

Finding the Fourth Proportional to 470,075.07, 705,392.78 and 170,579.01

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Solution

The fourth proportional to 470,075.07, 705,392.78 and 170,579.01 is: 255,970.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,075.07 : 705,392.78 = 170,579.01 : x
  2. Step 2: Convert to fraction form
    470,075.07/705,392.78 = 170,579.01/x
  3. Step 3: Cross multiply
    470,075.07x = 705,392.78 × 170,579.01
  4. Step 4: Simplify right side
    470,075.07x = 120,325,204,345.63
  5. Step 5: Solve for x
    x = 120,325,204,345.63/470,075.07
  6. Step 6: Final answer
    x = 255,970.19

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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.