Home / 843,818.92-1,164,461.24-456,625.86

Finding the Fourth Proportional to 843,818.92, 1,164,461.24 and 456,625.86

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Solution

The fourth proportional to 843,818.92, 1,164,461.24 and 456,625.86 is: 630,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,818.92 : 1,164,461.24 = 456,625.86 : x
  2. Step 2: Convert to fraction form
    843,818.92/1,164,461.24 = 456,625.86/x
  3. Step 3: Cross multiply
    843,818.92x = 1,164,461.24 × 456,625.86
  4. Step 4: Simplify right side
    843,818.92x = 531,723,115,151.67
  5. Step 5: Solve for x
    x = 531,723,115,151.67/843,818.92
  6. Step 6: Final answer
    x = 630,138.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.