Home / 608,826.60-913,499.10-384,359.40

Finding the Fourth Proportional to 608,826.60, 913,499.10 and 384,359.40

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Solution

The fourth proportional to 608,826.60, 913,499.10 and 384,359.40 is: 576,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,826.60 : 913,499.10 = 384,359.40 : x
  2. Step 2: Convert to fraction form
    608,826.60/913,499.10 = 384,359.40/x
  3. Step 3: Cross multiply
    608,826.60x = 913,499.10 × 384,359.40
  4. Step 4: Simplify right side
    608,826.60x = 351,111,965,976.54
  5. Step 5: Solve for x
    x = 351,111,965,976.54/608,826.60
  6. Step 6: Final answer
    x = 576,702.74

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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.