Home / 1,098,444.49-1,647,822.74-340,345.55

Finding the Fourth Proportional to 1,098,444.49, 1,647,822.74 and 340,345.55

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Solution

The fourth proportional to 1,098,444.49, 1,647,822.74 and 340,345.55 is: 510,566.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,444.49 : 1,647,822.74 = 340,345.55 : x
  2. Step 2: Convert to fraction form
    1,098,444.49/1,647,822.74 = 340,345.55/x
  3. Step 3: Cross multiply
    1,098,444.49x = 1,647,822.74 × 340,345.55
  4. Step 4: Simplify right side
    1,098,444.49x = 560,829,131,811.08
  5. Step 5: Solve for x
    x = 560,829,131,811.08/1,098,444.49
  6. Step 6: Final answer
    x = 510,566.66

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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.