Home / 845,015.95-1,267,731.70-245,982.30

Finding the Fourth Proportional to 845,015.95, 1,267,731.70 and 245,982.30

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Solution

The fourth proportional to 845,015.95, 1,267,731.70 and 245,982.30 is: 369,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,015.95 : 1,267,731.70 = 245,982.30 : x
  2. Step 2: Convert to fraction form
    845,015.95/1,267,731.70 = 245,982.30/x
  3. Step 3: Cross multiply
    845,015.95x = 1,267,731.70 × 245,982.30
  4. Step 4: Simplify right side
    845,015.95x = 311,839,559,348.91
  5. Step 5: Solve for x
    x = 311,839,559,348.91/845,015.95
  6. Step 6: Final answer
    x = 369,033.93

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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.