Home / 797,579.13-1,100,462.31-470,899.77

Finding the Fourth Proportional to 797,579.13, 1,100,462.31 and 470,899.77

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Solution

The fourth proportional to 797,579.13, 1,100,462.31 and 470,899.77 is: 649,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,579.13 : 1,100,462.31 = 470,899.77 : x
  2. Step 2: Convert to fraction form
    797,579.13/1,100,462.31 = 470,899.77/x
  3. Step 3: Cross multiply
    797,579.13x = 1,100,462.31 × 470,899.77
  4. Step 4: Simplify right side
    797,579.13x = 518,207,448,672.67
  5. Step 5: Solve for x
    x = 518,207,448,672.67/797,579.13
  6. Step 6: Final answer
    x = 649,725.44

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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.