Home / 778,023.27-1,073,676.79-433,880.94

Finding the Fourth Proportional to 778,023.27, 1,073,676.79 and 433,880.94

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Solution

The fourth proportional to 778,023.27, 1,073,676.79 and 433,880.94 is: 598,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,023.27 : 1,073,676.79 = 433,880.94 : x
  2. Step 2: Convert to fraction form
    778,023.27/1,073,676.79 = 433,880.94/x
  3. Step 3: Cross multiply
    778,023.27x = 1,073,676.79 × 433,880.94
  4. Step 4: Simplify right side
    778,023.27x = 465,847,898,269.08
  5. Step 5: Solve for x
    x = 465,847,898,269.08/778,023.27
  6. Step 6: Final answer
    x = 598,758.31

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1.5x scale

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.