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Finding the Fourth Proportional to 202,808.32, 304,252.80 and 62,560.64

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Solution

The fourth proportional to 202,808.32, 304,252.80 and 62,560.64 is: 93,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,808.32 : 304,252.80 = 62,560.64 : x
  2. Step 2: Convert to fraction form
    202,808.32/304,252.80 = 62,560.64/x
  3. Step 3: Cross multiply
    202,808.32x = 304,252.80 × 62,560.64
  4. Step 4: Simplify right side
    202,808.32x = 19,034,249,889.79
  5. Step 5: Solve for x
    x = 19,034,249,889.79/202,808.32
  6. Step 6: Final answer
    x = 93,853.40

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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.