Home / 852,035.40-1,175,806.26-470,104.20

Finding the Fourth Proportional to 852,035.40, 1,175,806.26 and 470,104.20

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Solution

The fourth proportional to 852,035.40, 1,175,806.26 and 470,104.20 is: 648,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,035.40 : 1,175,806.26 = 470,104.20 : x
  2. Step 2: Convert to fraction form
    852,035.40/1,175,806.26 = 470,104.20/x
  3. Step 3: Cross multiply
    852,035.40x = 1,175,806.26 × 470,104.20
  4. Step 4: Simplify right side
    852,035.40x = 552,751,461,212.29
  5. Step 5: Solve for x
    x = 552,751,461,212.29/852,035.40
  6. Step 6: Final answer
    x = 648,742.37

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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.