Home / 703,943.88-972,244.26-477,195.72

Finding the Fourth Proportional to 703,943.88, 972,244.26 and 477,195.72

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Solution

The fourth proportional to 703,943.88, 972,244.26 and 477,195.72 is: 659,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,943.88 : 972,244.26 = 477,195.72 : x
  2. Step 2: Convert to fraction form
    703,943.88/972,244.26 = 477,195.72/x
  3. Step 3: Cross multiply
    703,943.88x = 972,244.26 × 477,195.72
  4. Step 4: Simplify right side
    703,943.88x = 463,950,799,666.57
  5. Step 5: Solve for x
    x = 463,950,799,666.57/703,943.88
  6. Step 6: Final answer
    x = 659,073.56

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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.