Home / 436,832.70-602,683.65-356,121.06

Finding the Fourth Proportional to 436,832.70, 602,683.65 and 356,121.06

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Solution

The fourth proportional to 436,832.70, 602,683.65 and 356,121.06 is: 491,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,832.70 : 602,683.65 = 356,121.06 : x
  2. Step 2: Convert to fraction form
    436,832.70/602,683.65 = 356,121.06/x
  3. Step 3: Cross multiply
    436,832.70x = 602,683.65 × 356,121.06
  4. Step 4: Simplify right side
    436,832.70x = 214,628,340,282.67
  5. Step 5: Solve for x
    x = 214,628,340,282.67/436,832.70
  6. Step 6: Final answer
    x = 491,328.47

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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.