Home / 668,592.56-1,001,945.84-369,207.92

Finding the Fourth Proportional to 668,592.56, 1,001,945.84 and 369,207.92

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Solution

The fourth proportional to 668,592.56, 1,001,945.84 and 369,207.92 is: 553,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,592.56 : 1,001,945.84 = 369,207.92 : x
  2. Step 2: Convert to fraction form
    668,592.56/1,001,945.84 = 369,207.92/x
  3. Step 3: Cross multiply
    668,592.56x = 1,001,945.84 × 369,207.92
  4. Step 4: Simplify right side
    668,592.56x = 369,926,339,539.05
  5. Step 5: Solve for x
    x = 369,926,339,539.05/668,592.56
  6. Step 6: Final answer
    x = 553,291.14

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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.