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Finding the Fourth Proportional to 594,462.80, 891,809.40 and 298,974.80

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Solution

The fourth proportional to 594,462.80, 891,809.40 and 298,974.80 is: 448,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,462.80 : 891,809.40 = 298,974.80 : x
  2. Step 2: Convert to fraction form
    594,462.80/891,809.40 = 298,974.80/x
  3. Step 3: Cross multiply
    594,462.80x = 891,809.40 × 298,974.80
  4. Step 4: Simplify right side
    594,462.80x = 266,628,537,003.12
  5. Step 5: Solve for x
    x = 266,628,537,003.12/594,462.80
  6. Step 6: Final answer
    x = 448,520.14

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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.