Home / 848,548.81-1,273,377.26-316,495.45

Finding the Fourth Proportional to 848,548.81, 1,273,377.26 and 316,495.45

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Solution

The fourth proportional to 848,548.81, 1,273,377.26 and 316,495.45 is: 474,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,548.81 : 1,273,377.26 = 316,495.45 : x
  2. Step 2: Convert to fraction form
    848,548.81/1,273,377.26 = 316,495.45/x
  3. Step 3: Cross multiply
    848,548.81x = 1,273,377.26 × 316,495.45
  4. Step 4: Simplify right side
    848,548.81x = 403,018,108,923.47
  5. Step 5: Solve for x
    x = 403,018,108,923.47/848,548.81
  6. Step 6: Final answer
    x = 474,949.83

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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.