Home / 785,517.60-1,175,554.80-470,200.80

Finding the Fourth Proportional to 785,517.60, 1,175,554.80 and 470,200.80

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Solution

The fourth proportional to 785,517.60, 1,175,554.80 and 470,200.80 is: 703,672.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,517.60 : 1,175,554.80 = 470,200.80 : x
  2. Step 2: Convert to fraction form
    785,517.60/1,175,554.80 = 470,200.80/x
  3. Step 3: Cross multiply
    785,517.60x = 1,175,554.80 × 470,200.80
  4. Step 4: Simplify right side
    785,517.60x = 552,746,807,403.84
  5. Step 5: Solve for x
    x = 552,746,807,403.84/785,517.60
  6. Step 6: Final answer
    x = 703,672.09

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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.