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Finding the Fourth Proportional to 360,331.93, 497,234.37 and 207,345.43

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Solution

The fourth proportional to 360,331.93, 497,234.37 and 207,345.43 is: 286,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,331.93 : 497,234.37 = 207,345.43 : x
  2. Step 2: Convert to fraction form
    360,331.93/497,234.37 = 207,345.43/x
  3. Step 3: Cross multiply
    360,331.93x = 497,234.37 × 207,345.43
  4. Step 4: Simplify right side
    360,331.93x = 103,099,276,429.65
  5. Step 5: Solve for x
    x = 103,099,276,429.65/360,331.93
  6. Step 6: Final answer
    x = 286,123.06

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1.5x scale

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.