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Finding the Fourth Proportional to 377,179.66, 565,648.44 and 124,403.32

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Solution

The fourth proportional to 377,179.66, 565,648.44 and 124,403.32 is: 186,565.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,179.66 : 565,648.44 = 124,403.32 : x
  2. Step 2: Convert to fraction form
    377,179.66/565,648.44 = 124,403.32/x
  3. Step 3: Cross multiply
    377,179.66x = 565,648.44 × 124,403.32
  4. Step 4: Simplify right side
    377,179.66x = 70,368,543,888.82
  5. Step 5: Solve for x
    x = 70,368,543,888.82/377,179.66
  6. Step 6: Final answer
    x = 186,565.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.