Home / 915,793.44-1,263,798.66-507,933.36

Finding the Fourth Proportional to 915,793.44, 1,263,798.66 and 507,933.36

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Solution

The fourth proportional to 915,793.44, 1,263,798.66 and 507,933.36 is: 700,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,793.44 : 1,263,798.66 = 507,933.36 : x
  2. Step 2: Convert to fraction form
    915,793.44/1,263,798.66 = 507,933.36/x
  3. Step 3: Cross multiply
    915,793.44x = 1,263,798.66 × 507,933.36
  4. Step 4: Simplify right side
    915,793.44x = 641,925,499,737.30
  5. Step 5: Solve for x
    x = 641,925,499,737.30/915,793.44
  6. Step 6: Final answer
    x = 700,950.10

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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.