Home / 839,521.98-1,259,462.25-270,935.46

Finding the Fourth Proportional to 839,521.98, 1,259,462.25 and 270,935.46

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Solution

The fourth proportional to 839,521.98, 1,259,462.25 and 270,935.46 is: 406,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,521.98 : 1,259,462.25 = 270,935.46 : x
  2. Step 2: Convert to fraction form
    839,521.98/1,259,462.25 = 270,935.46/x
  3. Step 3: Cross multiply
    839,521.98x = 1,259,462.25 × 270,935.46
  4. Step 4: Simplify right side
    839,521.98x = 341,232,984,056.39
  5. Step 5: Solve for x
    x = 341,232,984,056.39/839,521.98
  6. Step 6: Final answer
    x = 406,461.05

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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.