Home / 1,049,494.77-1,574,236.80-409,863.45

Finding the Fourth Proportional to 1,049,494.77, 1,574,236.80 and 409,863.45

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Solution

The fourth proportional to 1,049,494.77, 1,574,236.80 and 409,863.45 is: 614,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,494.77 : 1,574,236.80 = 409,863.45 : x
  2. Step 2: Convert to fraction form
    1,049,494.77/1,574,236.80 = 409,863.45/x
  3. Step 3: Cross multiply
    1,049,494.77x = 1,574,236.80 × 409,863.45
  4. Step 4: Simplify right side
    1,049,494.77x = 645,222,125,964.96
  5. Step 5: Solve for x
    x = 645,222,125,964.96/1,049,494.77
  6. Step 6: Final answer
    x = 614,793.08

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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.