Home / 1,155,471.84-1,732,857.84-313,914.24

Finding the Fourth Proportional to 1,155,471.84, 1,732,857.84 and 313,914.24

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Solution

The fourth proportional to 1,155,471.84, 1,732,857.84 and 313,914.24 is: 470,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,471.84 : 1,732,857.84 = 313,914.24 : x
  2. Step 2: Convert to fraction form
    1,155,471.84/1,732,857.84 = 313,914.24/x
  3. Step 3: Cross multiply
    1,155,471.84x = 1,732,857.84 × 313,914.24
  4. Step 4: Simplify right side
    1,155,471.84x = 543,968,751,871.64
  5. Step 5: Solve for x
    x = 543,968,751,871.64/1,155,471.84
  6. Step 6: Final answer
    x = 470,776.30

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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.