Home / 757,723.87-1,135,681.96-352,368.89

Finding the Fourth Proportional to 757,723.87, 1,135,681.96 and 352,368.89

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Solution

The fourth proportional to 757,723.87, 1,135,681.96 and 352,368.89 is: 528,133.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,723.87 : 1,135,681.96 = 352,368.89 : x
  2. Step 2: Convert to fraction form
    757,723.87/1,135,681.96 = 352,368.89/x
  3. Step 3: Cross multiply
    757,723.87x = 1,135,681.96 × 352,368.89
  4. Step 4: Simplify right side
    757,723.87x = 400,178,991,638.22
  5. Step 5: Solve for x
    x = 400,178,991,638.22/757,723.87
  6. Step 6: Final answer
    x = 528,133.01

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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.