Home / 785,518.60-1,175,556.30-470,201.80

Finding the Fourth Proportional to 785,518.60, 1,175,556.30 and 470,201.80

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Solution

The fourth proportional to 785,518.60, 1,175,556.30 and 470,201.80 is: 703,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,518.60 : 1,175,556.30 = 470,201.80 : x
  2. Step 2: Convert to fraction form
    785,518.60/1,175,556.30 = 470,201.80/x
  3. Step 3: Cross multiply
    785,518.60x = 1,175,556.30 × 470,201.80
  4. Step 4: Simplify right side
    785,518.60x = 552,748,688,261.34
  5. Step 5: Solve for x
    x = 552,748,688,261.34/785,518.60
  6. Step 6: Final answer
    x = 703,673.58

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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.