Home / 368,724.86-508,849.80-207,585.64

Finding the Fourth Proportional to 368,724.86, 508,849.80 and 207,585.64

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Solution

The fourth proportional to 368,724.86, 508,849.80 and 207,585.64 is: 286,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,724.86 : 508,849.80 = 207,585.64 : x
  2. Step 2: Convert to fraction form
    368,724.86/508,849.80 = 207,585.64/x
  3. Step 3: Cross multiply
    368,724.86x = 508,849.80 × 207,585.64
  4. Step 4: Simplify right side
    368,724.86x = 105,629,908,392.21
  5. Step 5: Solve for x
    x = 105,629,908,392.21/368,724.86
  6. Step 6: Final answer
    x = 286,473.52

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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.