Home / 843,834.76-1,164,487.70-456,649.88

Finding the Fourth Proportional to 843,834.76, 1,164,487.70 and 456,649.88

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Solution

The fourth proportional to 843,834.76, 1,164,487.70 and 456,649.88 is: 630,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,834.76 : 1,164,487.70 = 456,649.88 : x
  2. Step 2: Convert to fraction form
    843,834.76/1,164,487.70 = 456,649.88/x
  3. Step 3: Cross multiply
    843,834.76x = 1,164,487.70 × 456,649.88
  4. Step 4: Simplify right side
    843,834.76x = 531,763,168,466.48
  5. Step 5: Solve for x
    x = 531,763,168,466.48/843,834.76
  6. Step 6: Final answer
    x = 630,174.52

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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.