Home / 1,485,809.40-2,228,714.10-363,878.40

Finding the Fourth Proportional to 1,485,809.40, 2,228,714.10 and 363,878.40

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Solution

The fourth proportional to 1,485,809.40, 2,228,714.10 and 363,878.40 is: 545,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,809.40 : 2,228,714.10 = 363,878.40 : x
  2. Step 2: Convert to fraction form
    1,485,809.40/2,228,714.10 = 363,878.40/x
  3. Step 3: Cross multiply
    1,485,809.40x = 2,228,714.10 × 363,878.40
  4. Step 4: Simplify right side
    1,485,809.40x = 810,980,920,765.44
  5. Step 5: Solve for x
    x = 810,980,920,765.44/1,485,809.40
  6. Step 6: Final answer
    x = 545,817.60

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1.5x scale

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.