Home / 1,053,576.61-1,580,204.53-343,603.51

Finding the Fourth Proportional to 1,053,576.61, 1,580,204.53 and 343,603.51

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Solution

The fourth proportional to 1,053,576.61, 1,580,204.53 and 343,603.51 is: 515,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,576.61 : 1,580,204.53 = 343,603.51 : x
  2. Step 2: Convert to fraction form
    1,053,576.61/1,580,204.53 = 343,603.51/x
  3. Step 3: Cross multiply
    1,053,576.61x = 1,580,204.53 × 343,603.51
  4. Step 4: Simplify right side
    1,053,576.61x = 542,963,821,307.88
  5. Step 5: Solve for x
    x = 542,963,821,307.88/1,053,576.61
  6. Step 6: Final answer
    x = 515,352.96

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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.