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Finding the Fourth Proportional to 595,509.10, 892,761.29 and 258,295.72

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Solution

The fourth proportional to 595,509.10, 892,761.29 and 258,295.72 is: 387,225.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,509.10 : 892,761.29 = 258,295.72 : x
  2. Step 2: Convert to fraction form
    595,509.10/892,761.29 = 258,295.72/x
  3. Step 3: Cross multiply
    595,509.10x = 892,761.29 × 258,295.72
  4. Step 4: Simplify right side
    595,509.10x = 230,596,420,760.75
  5. Step 5: Solve for x
    x = 230,596,420,760.75/595,509.10
  6. Step 6: Final answer
    x = 387,225.69

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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.