Home / 758,150.93-1,137,401.36-403,507.01

Finding the Fourth Proportional to 758,150.93, 1,137,401.36 and 403,507.01

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Solution

The fourth proportional to 758,150.93, 1,137,401.36 and 403,507.01 is: 605,353.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,150.93 : 1,137,401.36 = 403,507.01 : x
  2. Step 2: Convert to fraction form
    758,150.93/1,137,401.36 = 403,507.01/x
  3. Step 3: Cross multiply
    758,150.93x = 1,137,401.36 × 403,507.01
  4. Step 4: Simplify right side
    758,150.93x = 458,949,421,943.53
  5. Step 5: Solve for x
    x = 458,949,421,943.53/758,150.93
  6. Step 6: Final answer
    x = 605,353.64

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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.