Home / 1,155,450.30-1,732,501.53-480,723.03

Finding the Fourth Proportional to 1,155,450.30, 1,732,501.53 and 480,723.03

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Solution

The fourth proportional to 1,155,450.30, 1,732,501.53 and 480,723.03 is: 720,804.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,450.30 : 1,732,501.53 = 480,723.03 : x
  2. Step 2: Convert to fraction form
    1,155,450.30/1,732,501.53 = 480,723.03/x
  3. Step 3: Cross multiply
    1,155,450.30x = 1,732,501.53 × 480,723.03
  4. Step 4: Simplify right side
    1,155,450.30x = 832,853,384,981.24
  5. Step 5: Solve for x
    x = 832,853,384,981.24/1,155,450.30
  6. Step 6: Final answer
    x = 720,804.16

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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.