Home / 679,164.96-1,018,688.52-229,875.84

Finding the Fourth Proportional to 679,164.96, 1,018,688.52 and 229,875.84

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Solution

The fourth proportional to 679,164.96, 1,018,688.52 and 229,875.84 is: 344,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,164.96 : 1,018,688.52 = 229,875.84 : x
  2. Step 2: Convert to fraction form
    679,164.96/1,018,688.52 = 229,875.84/x
  3. Step 3: Cross multiply
    679,164.96x = 1,018,688.52 × 229,875.84
  4. Step 4: Simplify right side
    679,164.96x = 234,171,879,233.36
  5. Step 5: Solve for x
    x = 234,171,879,233.36/679,164.96
  6. Step 6: Final answer
    x = 344,793.82

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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.