Home / 845,012.39-1,166,079.04-463,030.97

Finding the Fourth Proportional to 845,012.39, 1,166,079.04 and 463,030.97

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Solution

The fourth proportional to 845,012.39, 1,166,079.04 and 463,030.97 is: 638,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,012.39 : 1,166,079.04 = 463,030.97 : x
  2. Step 2: Convert to fraction form
    845,012.39/1,166,079.04 = 463,030.97/x
  3. Step 3: Cross multiply
    845,012.39x = 1,166,079.04 × 463,030.97
  4. Step 4: Simplify right side
    845,012.39x = 539,930,701,999.90
  5. Step 5: Solve for x
    x = 539,930,701,999.90/845,012.39
  6. Step 6: Final answer
    x = 638,961.88

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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.