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Finding the Fourth Proportional to 654,095.43, 902,395.44 and 482,425.47

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Solution

The fourth proportional to 654,095.43, 902,395.44 and 482,425.47 is: 665,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,095.43 : 902,395.44 = 482,425.47 : x
  2. Step 2: Convert to fraction form
    654,095.43/902,395.44 = 482,425.47/x
  3. Step 3: Cross multiply
    654,095.43x = 902,395.44 × 482,425.47
  4. Step 4: Simplify right side
    654,095.43x = 435,338,544,267.86
  5. Step 5: Solve for x
    x = 435,338,544,267.86/654,095.43
  6. Step 6: Final answer
    x = 665,558.15

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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.