Home / 885,298.46-1,328,020.79-373,111.56

Finding the Fourth Proportional to 885,298.46, 1,328,020.79 and 373,111.56

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Solution

The fourth proportional to 885,298.46, 1,328,020.79 and 373,111.56 is: 559,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,298.46 : 1,328,020.79 = 373,111.56 : x
  2. Step 2: Convert to fraction form
    885,298.46/1,328,020.79 = 373,111.56/x
  3. Step 3: Cross multiply
    885,298.46x = 1,328,020.79 × 373,111.56
  4. Step 4: Simplify right side
    885,298.46x = 495,499,906,803.78
  5. Step 5: Solve for x
    x = 495,499,906,803.78/885,298.46
  6. Step 6: Final answer
    x = 559,698.15

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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.