Home / 899,006.18-1,348,706.22-338,040.68

Finding the Fourth Proportional to 899,006.18, 1,348,706.22 and 338,040.68

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Solution

The fourth proportional to 899,006.18, 1,348,706.22 and 338,040.68 is: 507,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,006.18 : 1,348,706.22 = 338,040.68 : x
  2. Step 2: Convert to fraction form
    899,006.18/1,348,706.22 = 338,040.68/x
  3. Step 3: Cross multiply
    899,006.18x = 1,348,706.22 × 338,040.68
  4. Step 4: Simplify right side
    899,006.18x = 455,917,567,729.03
  5. Step 5: Solve for x
    x = 455,917,567,729.03/899,006.18
  6. Step 6: Final answer
    x = 507,135.08

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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.