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Finding the Fourth Proportional to 243,029.60, 362,291.36 and 239,191.36

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Solution

The fourth proportional to 243,029.60, 362,291.36 and 239,191.36 is: 356,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,029.60 : 362,291.36 = 239,191.36 : x
  2. Step 2: Convert to fraction form
    243,029.60/362,291.36 = 239,191.36/x
  3. Step 3: Cross multiply
    243,029.60x = 362,291.36 × 239,191.36
  4. Step 4: Simplify right side
    243,029.60x = 86,656,963,114.65
  5. Step 5: Solve for x
    x = 86,656,963,114.65/243,029.60
  6. Step 6: Final answer
    x = 356,569.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.