Home / 845,062.41-1,267,595.78-213,976.29

Finding the Fourth Proportional to 845,062.41, 1,267,595.78 and 213,976.29

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Solution

The fourth proportional to 845,062.41, 1,267,595.78 and 213,976.29 is: 320,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,062.41 : 1,267,595.78 = 213,976.29 : x
  2. Step 2: Convert to fraction form
    845,062.41/1,267,595.78 = 213,976.29/x
  3. Step 3: Cross multiply
    845,062.41x = 1,267,595.78 × 213,976.29
  4. Step 4: Simplify right side
    845,062.41x = 271,235,441,154.18
  5. Step 5: Solve for x
    x = 271,235,441,154.18/845,062.41
  6. Step 6: Final answer
    x = 320,964.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.