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Finding the Fourth Proportional to 282,724.40, 424,042.04 and 234,999.48

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Solution

The fourth proportional to 282,724.40, 424,042.04 and 234,999.48 is: 352,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,724.40 : 424,042.04 = 234,999.48 : x
  2. Step 2: Convert to fraction form
    282,724.40/424,042.04 = 234,999.48/x
  3. Step 3: Cross multiply
    282,724.40x = 424,042.04 × 234,999.48
  4. Step 4: Simplify right side
    282,724.40x = 99,649,658,898.14
  5. Step 5: Solve for x
    x = 99,649,658,898.14/282,724.40
  6. Step 6: Final answer
    x = 352,462.18

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1.5x scale

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.