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Finding the Fourth Proportional to 243,317.82, 362,727.60 and 239,483.28

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Solution

The fourth proportional to 243,317.82, 362,727.60 and 239,483.28 is: 357,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,317.82 : 362,727.60 = 239,483.28 : x
  2. Step 2: Convert to fraction form
    243,317.82/362,727.60 = 239,483.28/x
  3. Step 3: Cross multiply
    243,317.82x = 362,727.60 × 239,483.28
  4. Step 4: Simplify right side
    243,317.82x = 86,867,195,394.53
  5. Step 5: Solve for x
    x = 86,867,195,394.53/243,317.82
  6. Step 6: Final answer
    x = 357,011.23

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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.