Home / 668,561.26-1,001,899.05-369,176.62

Finding the Fourth Proportional to 668,561.26, 1,001,899.05 and 369,176.62

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Solution

The fourth proportional to 668,561.26, 1,001,899.05 and 369,176.62 is: 553,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,561.26 : 1,001,899.05 = 369,176.62 : x
  2. Step 2: Convert to fraction form
    668,561.26/1,001,899.05 = 369,176.62/x
  3. Step 3: Cross multiply
    668,561.26x = 1,001,899.05 × 369,176.62
  4. Step 4: Simplify right side
    668,561.26x = 369,877,704,860.21
  5. Step 5: Solve for x
    x = 369,877,704,860.21/668,561.26
  6. Step 6: Final answer
    x = 553,244.30

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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.