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Finding the Fourth Proportional to 556,043.45, 833,113.14 and 303,501.22

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Solution

The fourth proportional to 556,043.45, 833,113.14 and 303,501.22 is: 454,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,043.45 : 833,113.14 = 303,501.22 : x
  2. Step 2: Convert to fraction form
    556,043.45/833,113.14 = 303,501.22/x
  3. Step 3: Cross multiply
    556,043.45x = 833,113.14 × 303,501.22
  4. Step 4: Simplify right side
    556,043.45x = 252,850,851,167.12
  5. Step 5: Solve for x
    x = 252,850,851,167.12/556,043.45
  6. Step 6: Final answer
    x = 454,732.19

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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.