Home / 888,817.75-1,226,567.69-501,714.65

Finding the Fourth Proportional to 888,817.75, 1,226,567.69 and 501,714.65

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Solution

The fourth proportional to 888,817.75, 1,226,567.69 and 501,714.65 is: 692,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,817.75 : 1,226,567.69 = 501,714.65 : x
  2. Step 2: Convert to fraction form
    888,817.75/1,226,567.69 = 501,714.65/x
  3. Step 3: Cross multiply
    888,817.75x = 1,226,567.69 × 501,714.65
  4. Step 4: Simplify right side
    888,817.75x = 615,386,979,289.66
  5. Step 5: Solve for x
    x = 615,386,979,289.66/888,817.75
  6. Step 6: Final answer
    x = 692,365.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.