Home / 634,246.47-949,503.47-423,361.35

Finding the Fourth Proportional to 634,246.47, 949,503.47 and 423,361.35

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Solution

The fourth proportional to 634,246.47, 949,503.47 and 423,361.35 is: 633,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,246.47 : 949,503.47 = 423,361.35 : x
  2. Step 2: Convert to fraction form
    634,246.47/949,503.47 = 423,361.35/x
  3. Step 3: Cross multiply
    634,246.47x = 949,503.47 × 423,361.35
  4. Step 4: Simplify right side
    634,246.47x = 401,983,068,772.08
  5. Step 5: Solve for x
    x = 401,983,068,772.08/634,246.47
  6. Step 6: Final answer
    x = 633,796.30

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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.