Home / 1,266,585.32-1,899,860.94-307,049.20

Finding the Fourth Proportional to 1,266,585.32, 1,899,860.94 and 307,049.20

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Solution

The fourth proportional to 1,266,585.32, 1,899,860.94 and 307,049.20 is: 460,569.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,585.32 : 1,899,860.94 = 307,049.20 : x
  2. Step 2: Convert to fraction form
    1,266,585.32/1,899,860.94 = 307,049.20/x
  3. Step 3: Cross multiply
    1,266,585.32x = 1,899,860.94 × 307,049.20
  4. Step 4: Simplify right side
    1,266,585.32x = 583,350,776,988.60
  5. Step 5: Solve for x
    x = 583,350,776,988.60/1,266,585.32
  6. Step 6: Final answer
    x = 460,569.66

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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.