Home / 848,412.18-1,170,803.89-480,958.66

Finding the Fourth Proportional to 848,412.18, 1,170,803.89 and 480,958.66

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Solution

The fourth proportional to 848,412.18, 1,170,803.89 and 480,958.66 is: 663,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,412.18 : 1,170,803.89 = 480,958.66 : x
  2. Step 2: Convert to fraction form
    848,412.18/1,170,803.89 = 480,958.66/x
  3. Step 3: Cross multiply
    848,412.18x = 1,170,803.89 × 480,958.66
  4. Step 4: Simplify right side
    848,412.18x = 563,108,272,121.89
  5. Step 5: Solve for x
    x = 563,108,272,121.89/848,412.18
  6. Step 6: Final answer
    x = 663,720.17

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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.