Home / 845,271.09-1,166,471.69-463,296.69

Finding the Fourth Proportional to 845,271.09, 1,166,471.69 and 463,296.69

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Solution

The fourth proportional to 845,271.09, 1,166,471.69 and 463,296.69 is: 639,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,271.09 : 1,166,471.69 = 463,296.69 : x
  2. Step 2: Convert to fraction form
    845,271.09/1,166,471.69 = 463,296.69/x
  3. Step 3: Cross multiply
    845,271.09x = 1,166,471.69 × 463,296.69
  4. Step 4: Simplify right side
    845,271.09x = 540,422,470,639.22
  5. Step 5: Solve for x
    x = 540,422,470,639.22/845,271.09
  6. Step 6: Final answer
    x = 639,348.11

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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.