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Finding the Fourth Proportional to 630,083.94, 944,841.60 and 180,701.64

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Solution

The fourth proportional to 630,083.94, 944,841.60 and 180,701.64 is: 270,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,083.94 : 944,841.60 = 180,701.64 : x
  2. Step 2: Convert to fraction form
    630,083.94/944,841.60 = 180,701.64/x
  3. Step 3: Cross multiply
    630,083.94x = 944,841.60 × 180,701.64
  4. Step 4: Simplify right side
    630,083.94x = 170,734,426,660.22
  5. Step 5: Solve for x
    x = 170,734,426,660.22/630,083.94
  6. Step 6: Final answer
    x = 270,970.92

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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.