Home / 1,507,548.60-2,261,104.20-442,479.60

Finding the Fourth Proportional to 1,507,548.60, 2,261,104.20 and 442,479.60

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Solution

The fourth proportional to 1,507,548.60, 2,261,104.20 and 442,479.60 is: 663,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,548.60 : 2,261,104.20 = 442,479.60 : x
  2. Step 2: Convert to fraction form
    1,507,548.60/2,261,104.20 = 442,479.60/x
  3. Step 3: Cross multiply
    1,507,548.60x = 2,261,104.20 × 442,479.60
  4. Step 4: Simplify right side
    1,507,548.60x = 1,000,492,481,974.32
  5. Step 5: Solve for x
    x = 1,000,492,481,974.32/1,507,548.60
  6. Step 6: Final answer
    x = 663,655.21

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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.