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Finding the Fourth Proportional to 277,491.47, 415,566.50 and 158,802.98

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Solution

The fourth proportional to 277,491.47, 415,566.50 and 158,802.98 is: 237,820.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,491.47 : 415,566.50 = 158,802.98 : x
  2. Step 2: Convert to fraction form
    277,491.47/415,566.50 = 158,802.98/x
  3. Step 3: Cross multiply
    277,491.47x = 415,566.50 × 158,802.98
  4. Step 4: Simplify right side
    277,491.47x = 65,993,195,716.32
  5. Step 5: Solve for x
    x = 65,993,195,716.32/277,491.47
  6. Step 6: Final answer
    x = 237,820.63

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1.5x scale

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.