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Finding the Fourth Proportional to 307,771.02, 424,900.59 and 234,599.46

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Solution

The fourth proportional to 307,771.02, 424,900.59 and 234,599.46 is: 323,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,771.02 : 424,900.59 = 234,599.46 : x
  2. Step 2: Convert to fraction form
    307,771.02/424,900.59 = 234,599.46/x
  3. Step 3: Cross multiply
    307,771.02x = 424,900.59 × 234,599.46
  4. Step 4: Simplify right side
    307,771.02x = 99,681,448,967.68
  5. Step 5: Solve for x
    x = 99,681,448,967.68/307,771.02
  6. Step 6: Final answer
    x = 323,881.86

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1.5x scale

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.