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Finding the Fourth Proportional to 407,502.61, 562,541.69 and 244,236.98

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Solution

The fourth proportional to 407,502.61, 562,541.69 and 244,236.98 is: 337,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,502.61 : 562,541.69 = 244,236.98 : x
  2. Step 2: Convert to fraction form
    407,502.61/562,541.69 = 244,236.98/x
  3. Step 3: Cross multiply
    407,502.61x = 562,541.69 × 244,236.98
  4. Step 4: Simplify right side
    407,502.61x = 137,393,485,506.64
  5. Step 5: Solve for x
    x = 137,393,485,506.64/407,502.61
  6. Step 6: Final answer
    x = 337,159.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.