Home / 1,055,617.39-1,583,426.23-256,898.93

Finding the Fourth Proportional to 1,055,617.39, 1,583,426.23 and 256,898.93

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Solution

The fourth proportional to 1,055,617.39, 1,583,426.23 and 256,898.93 is: 385,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,617.39 : 1,583,426.23 = 256,898.93 : x
  2. Step 2: Convert to fraction form
    1,055,617.39/1,583,426.23 = 256,898.93/x
  3. Step 3: Cross multiply
    1,055,617.39x = 1,583,426.23 × 256,898.93
  4. Step 4: Simplify right side
    1,055,617.39x = 406,780,502,936.44
  5. Step 5: Solve for x
    x = 406,780,502,936.44/1,055,617.39
  6. Step 6: Final answer
    x = 385,348.43

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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.