Home / 758,572.32-1,136,982.48-284,955.36

Finding the Fourth Proportional to 758,572.32, 1,136,982.48 and 284,955.36

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Solution

The fourth proportional to 758,572.32, 1,136,982.48 and 284,955.36 is: 427,103.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,572.32 : 1,136,982.48 = 284,955.36 : x
  2. Step 2: Convert to fraction form
    758,572.32/1,136,982.48 = 284,955.36/x
  3. Step 3: Cross multiply
    758,572.32x = 1,136,982.48 × 284,955.36
  4. Step 4: Simplify right side
    758,572.32x = 323,989,251,902.09
  5. Step 5: Solve for x
    x = 323,989,251,902.09/758,572.32
  6. Step 6: Final answer
    x = 427,103.97

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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.