Home / 828,349.29-1,242,525.56-229,312.17

Finding the Fourth Proportional to 828,349.29, 1,242,525.56 and 229,312.17

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Solution

The fourth proportional to 828,349.29, 1,242,525.56 and 229,312.17 is: 343,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,349.29 : 1,242,525.56 = 229,312.17 : x
  2. Step 2: Convert to fraction form
    828,349.29/1,242,525.56 = 229,312.17/x
  3. Step 3: Cross multiply
    828,349.29x = 1,242,525.56 × 229,312.17
  4. Step 4: Simplify right side
    828,349.29x = 284,926,231,297.50
  5. Step 5: Solve for x
    x = 284,926,231,297.50/828,349.29
  6. Step 6: Final answer
    x = 343,968.70

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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.