Home / 746,184.47-1,119,513.31-266,401.98

Finding the Fourth Proportional to 746,184.47, 1,119,513.31 and 266,401.98

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Solution

The fourth proportional to 746,184.47, 1,119,513.31 and 266,401.98 is: 399,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,184.47 : 1,119,513.31 = 266,401.98 : x
  2. Step 2: Convert to fraction form
    746,184.47/1,119,513.31 = 266,401.98/x
  3. Step 3: Cross multiply
    746,184.47x = 1,119,513.31 × 266,401.98
  4. Step 4: Simplify right side
    746,184.47x = 298,240,562,420.35
  5. Step 5: Solve for x
    x = 298,240,562,420.35/746,184.47
  6. Step 6: Final answer
    x = 399,687.45

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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.