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Finding the Fourth Proportional to 592,856.15, 888,496.90 and 340,257.65

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Solution

The fourth proportional to 592,856.15, 888,496.90 and 340,257.65 is: 509,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,856.15 : 888,496.90 = 340,257.65 : x
  2. Step 2: Convert to fraction form
    592,856.15/888,496.90 = 340,257.65/x
  3. Step 3: Cross multiply
    592,856.15x = 888,496.90 × 340,257.65
  4. Step 4: Simplify right side
    592,856.15x = 302,317,861,933.16
  5. Step 5: Solve for x
    x = 302,317,861,933.16/592,856.15
  6. Step 6: Final answer
    x = 509,934.60

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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.