Home / 674,919.86-1,006,426.98-668,844.27

Finding the Fourth Proportional to 674,919.86, 1,006,426.98 and 668,844.27

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Solution

The fourth proportional to 674,919.86, 1,006,426.98 and 668,844.27 is: 997,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,919.86 : 1,006,426.98 = 668,844.27 : x
  2. Step 2: Convert to fraction form
    674,919.86/1,006,426.98 = 668,844.27/x
  3. Step 3: Cross multiply
    674,919.86x = 1,006,426.98 × 668,844.27
  4. Step 4: Simplify right side
    674,919.86x = 673,142,918,746.41
  5. Step 5: Solve for x
    x = 673,142,918,746.41/674,919.86
  6. Step 6: Final answer
    x = 997,367.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.