Home / 785,523.10-1,175,563.05-470,206.30

Finding the Fourth Proportional to 785,523.10, 1,175,563.05 and 470,206.30

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Solution

The fourth proportional to 785,523.10, 1,175,563.05 and 470,206.30 is: 703,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,523.10 : 1,175,563.05 = 470,206.30 : x
  2. Step 2: Convert to fraction form
    785,523.10/1,175,563.05 = 470,206.30/x
  3. Step 3: Cross multiply
    785,523.10x = 1,175,563.05 × 470,206.30
  4. Step 4: Simplify right side
    785,523.10x = 552,757,152,157.22
  5. Step 5: Solve for x
    x = 552,757,152,157.22/785,523.10
  6. Step 6: Final answer
    x = 703,680.33

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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.