Home / 753,584.07-1,039,233.44-495,004.74

Finding the Fourth Proportional to 753,584.07, 1,039,233.44 and 495,004.74

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Solution

The fourth proportional to 753,584.07, 1,039,233.44 and 495,004.74 is: 682,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,584.07 : 1,039,233.44 = 495,004.74 : x
  2. Step 2: Convert to fraction form
    753,584.07/1,039,233.44 = 495,004.74/x
  3. Step 3: Cross multiply
    753,584.07x = 1,039,233.44 × 495,004.74
  4. Step 4: Simplify right side
    753,584.07x = 514,425,476,291.48
  5. Step 5: Solve for x
    x = 514,425,476,291.48/753,584.07
  6. Step 6: Final answer
    x = 682,638.47

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1.5x scale

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.