Home / 852,048.20-1,175,806.84-470,074.88

Finding the Fourth Proportional to 852,048.20, 1,175,806.84 and 470,074.88

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Solution

The fourth proportional to 852,048.20, 1,175,806.84 and 470,074.88 is: 648,692.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,048.20 : 1,175,806.84 = 470,074.88 : x
  2. Step 2: Convert to fraction form
    852,048.20/1,175,806.84 = 470,074.88/x
  3. Step 3: Cross multiply
    852,048.20x = 1,175,806.84 × 470,074.88
  4. Step 4: Simplify right side
    852,048.20x = 552,717,259,216.18
  5. Step 5: Solve for x
    x = 552,717,259,216.18/852,048.20
  6. Step 6: Final answer
    x = 648,692.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.