Home / 631,559.94-947,403.68-205,077.93

Finding the Fourth Proportional to 631,559.94, 947,403.68 and 205,077.93

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Solution

The fourth proportional to 631,559.94, 947,403.68 and 205,077.93 is: 307,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,559.94 : 947,403.68 = 205,077.93 : x
  2. Step 2: Convert to fraction form
    631,559.94/947,403.68 = 205,077.93/x
  3. Step 3: Cross multiply
    631,559.94x = 947,403.68 × 205,077.93
  4. Step 4: Simplify right side
    631,559.94x = 194,291,585,568.78
  5. Step 5: Solve for x
    x = 194,291,585,568.78/631,559.94
  6. Step 6: Final answer
    x = 307,637.60

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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.