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Finding the Fourth Proportional to 537,075.67, 741,183.93 and 307,677.29

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Solution

The fourth proportional to 537,075.67, 741,183.93 and 307,677.29 is: 424,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,075.67 : 741,183.93 = 307,677.29 : x
  2. Step 2: Convert to fraction form
    537,075.67/741,183.93 = 307,677.29/x
  3. Step 3: Cross multiply
    537,075.67x = 741,183.93 × 307,677.29
  4. Step 4: Simplify right side
    537,075.67x = 228,045,462,973.95
  5. Step 5: Solve for x
    x = 228,045,462,973.95/537,075.67
  6. Step 6: Final answer
    x = 424,605.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.