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Finding the Fourth Proportional to 595,677.60, 893,516.40 and 342,860.40

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Solution

The fourth proportional to 595,677.60, 893,516.40 and 342,860.40 is: 514,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,677.60 : 893,516.40 = 342,860.40 : x
  2. Step 2: Convert to fraction form
    595,677.60/893,516.40 = 342,860.40/x
  3. Step 3: Cross multiply
    595,677.60x = 893,516.40 × 342,860.40
  4. Step 4: Simplify right side
    595,677.60x = 306,351,390,310.56
  5. Step 5: Solve for x
    x = 306,351,390,310.56/595,677.60
  6. Step 6: Final answer
    x = 514,290.60

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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.