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Finding the Fourth Proportional to 608,925.12, 913,590.52 and 204,157.38

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Solution

The fourth proportional to 608,925.12, 913,590.52 and 204,157.38 is: 306,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,925.12 : 913,590.52 = 204,157.38 : x
  2. Step 2: Convert to fraction form
    608,925.12/913,590.52 = 204,157.38/x
  3. Step 3: Cross multiply
    608,925.12x = 913,590.52 × 204,157.38
  4. Step 4: Simplify right side
    608,925.12x = 186,516,249,871.61
  5. Step 5: Solve for x
    x = 186,516,249,871.61/608,925.12
  6. Step 6: Final answer
    x = 306,304.08

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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.