Home / 947,503.88-1,307,688.71-603,229.83

Finding the Fourth Proportional to 947,503.88, 1,307,688.71 and 603,229.83

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Solution

The fourth proportional to 947,503.88, 1,307,688.71 and 603,229.83 is: 832,542.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,503.88 : 1,307,688.71 = 603,229.83 : x
  2. Step 2: Convert to fraction form
    947,503.88/1,307,688.71 = 603,229.83/x
  3. Step 3: Cross multiply
    947,503.88x = 1,307,688.71 × 603,229.83
  4. Step 4: Simplify right side
    947,503.88x = 788,836,837,661.99
  5. Step 5: Solve for x
    x = 788,836,837,661.99/947,503.88
  6. Step 6: Final answer
    x = 832,542.07

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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.