Home / 848,318.82-1,170,671.72-631,497.11

Finding the Fourth Proportional to 848,318.82, 1,170,671.72 and 631,497.11

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Solution

The fourth proportional to 848,318.82, 1,170,671.72 and 631,497.11 is: 871,459.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,318.82 : 1,170,671.72 = 631,497.11 : x
  2. Step 2: Convert to fraction form
    848,318.82/1,170,671.72 = 631,497.11/x
  3. Step 3: Cross multiply
    848,318.82x = 1,170,671.72 × 631,497.11
  4. Step 4: Simplify right side
    848,318.82x = 739,275,798,927.89
  5. Step 5: Solve for x
    x = 739,275,798,927.89/848,318.82
  6. Step 6: Final answer
    x = 871,459.86

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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.