Home / 784,386.71-1,177,077.71-335,110.96

Finding the Fourth Proportional to 784,386.71, 1,177,077.71 and 335,110.96

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Solution

The fourth proportional to 784,386.71, 1,177,077.71 and 335,110.96 is: 502,879.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,386.71 : 1,177,077.71 = 335,110.96 : x
  2. Step 2: Convert to fraction form
    784,386.71/1,177,077.71 = 335,110.96/x
  3. Step 3: Cross multiply
    784,386.71x = 1,177,077.71 × 335,110.96
  4. Step 4: Simplify right side
    784,386.71x = 394,451,641,816.83
  5. Step 5: Solve for x
    x = 394,451,641,816.83/784,386.71
  6. Step 6: Final answer
    x = 502,879.05

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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.