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Finding the Fourth Proportional to 556,983.16, 834,726.36 and 303,884.38

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Solution

The fourth proportional to 556,983.16, 834,726.36 and 303,884.38 is: 455,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,983.16 : 834,726.36 = 303,884.38 : x
  2. Step 2: Convert to fraction form
    556,983.16/834,726.36 = 303,884.38/x
  3. Step 3: Cross multiply
    556,983.16x = 834,726.36 × 303,884.38
  4. Step 4: Simplify right side
    556,983.16x = 253,660,302,378.26
  5. Step 5: Solve for x
    x = 253,660,302,378.26/556,983.16
  6. Step 6: Final answer
    x = 455,418.26

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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.