Home / 847,321.50-1,169,299.14-460,133.58

Finding the Fourth Proportional to 847,321.50, 1,169,299.14 and 460,133.58

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Solution

The fourth proportional to 847,321.50, 1,169,299.14 and 460,133.58 is: 634,981.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,321.50 : 1,169,299.14 = 460,133.58 : x
  2. Step 2: Convert to fraction form
    847,321.50/1,169,299.14 = 460,133.58/x
  3. Step 3: Cross multiply
    847,321.50x = 1,169,299.14 × 460,133.58
  4. Step 4: Simplify right side
    847,321.50x = 538,033,799,379.12
  5. Step 5: Solve for x
    x = 538,033,799,379.12/847,321.50
  6. Step 6: Final answer
    x = 634,981.88

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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.