Home / 873,202.89-1,204,578.90-510,389.72

Finding the Fourth Proportional to 873,202.89, 1,204,578.90 and 510,389.72

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Solution

The fourth proportional to 873,202.89, 1,204,578.90 and 510,389.72 is: 704,079.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,202.89 : 1,204,578.90 = 510,389.72 : x
  2. Step 2: Convert to fraction form
    873,202.89/1,204,578.90 = 510,389.72/x
  3. Step 3: Cross multiply
    873,202.89x = 1,204,578.90 × 510,389.72
  4. Step 4: Simplify right side
    873,202.89x = 614,804,681,466.01
  5. Step 5: Solve for x
    x = 614,804,681,466.01/873,202.89
  6. Step 6: Final answer
    x = 704,079.99

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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.