Home / 1,210,246.58-1,815,566.90-357,404.49

Finding the Fourth Proportional to 1,210,246.58, 1,815,566.90 and 357,404.49

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Solution

The fourth proportional to 1,210,246.58, 1,815,566.90 and 357,404.49 is: 536,164.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,246.58 : 1,815,566.90 = 357,404.49 : x
  2. Step 2: Convert to fraction form
    1,210,246.58/1,815,566.90 = 357,404.49/x
  3. Step 3: Cross multiply
    1,210,246.58x = 1,815,566.90 × 357,404.49
  4. Step 4: Simplify right side
    1,210,246.58x = 648,891,760,168.36
  5. Step 5: Solve for x
    x = 648,891,760,168.36/1,210,246.58
  6. Step 6: Final answer
    x = 536,164.92

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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.