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Finding the Fourth Proportional to 376,653.77, 564,981.60 and 92,345.60

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Solution

The fourth proportional to 376,653.77, 564,981.60 and 92,345.60 is: 138,518.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,653.77 : 564,981.60 = 92,345.60 : x
  2. Step 2: Convert to fraction form
    376,653.77/564,981.60 = 92,345.60/x
  3. Step 3: Cross multiply
    376,653.77x = 564,981.60 × 92,345.60
  4. Step 4: Simplify right side
    376,653.77x = 52,173,564,840.96
  5. Step 5: Solve for x
    x = 52,173,564,840.96/376,653.77
  6. Step 6: Final answer
    x = 138,518.63

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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.