Home / 1,035,372.70-1,553,111.70-325,407.70

Finding the Fourth Proportional to 1,035,372.70, 1,553,111.70 and 325,407.70

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Solution

The fourth proportional to 1,035,372.70, 1,553,111.70 and 325,407.70 is: 488,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,372.70 : 1,553,111.70 = 325,407.70 : x
  2. Step 2: Convert to fraction form
    1,035,372.70/1,553,111.70 = 325,407.70/x
  3. Step 3: Cross multiply
    1,035,372.70x = 1,553,111.70 × 325,407.70
  4. Step 4: Simplify right side
    1,035,372.70x = 505,394,506,140.09
  5. Step 5: Solve for x
    x = 505,394,506,140.09/1,035,372.70
  6. Step 6: Final answer
    x = 488,128.10

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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.