Home / 778,833.70-1,168,250.55-335,601.70

Finding the Fourth Proportional to 778,833.70, 1,168,250.55 and 335,601.70

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Solution

The fourth proportional to 778,833.70, 1,168,250.55 and 335,601.70 is: 503,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,833.70 : 1,168,250.55 = 335,601.70 : x
  2. Step 2: Convert to fraction form
    778,833.70/1,168,250.55 = 335,601.70/x
  3. Step 3: Cross multiply
    778,833.70x = 1,168,250.55 × 335,601.70
  4. Step 4: Simplify right side
    778,833.70x = 392,066,870,605.94
  5. Step 5: Solve for x
    x = 392,066,870,605.94/778,833.70
  6. Step 6: Final answer
    x = 503,402.55

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1.5x scale

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.