Home / 750,238.72-1,035,384.48-495,147.04

Finding the Fourth Proportional to 750,238.72, 1,035,384.48 and 495,147.04

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Solution

The fourth proportional to 750,238.72, 1,035,384.48 and 495,147.04 is: 683,339.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,238.72 : 1,035,384.48 = 495,147.04 : x
  2. Step 2: Convert to fraction form
    750,238.72/1,035,384.48 = 495,147.04/x
  3. Step 3: Cross multiply
    750,238.72x = 1,035,384.48 × 495,147.04
  4. Step 4: Simplify right side
    750,238.72x = 512,667,560,533.94
  5. Step 5: Solve for x
    x = 512,667,560,533.94/750,238.72
  6. Step 6: Final answer
    x = 683,339.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.