Home / 629,069.16-942,816.80-495,421.58

Finding the Fourth Proportional to 629,069.16, 942,816.80 and 495,421.58

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Solution

The fourth proportional to 629,069.16, 942,816.80 and 495,421.58 is: 742,512.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,069.16 : 942,816.80 = 495,421.58 : x
  2. Step 2: Convert to fraction form
    629,069.16/942,816.80 = 495,421.58/x
  3. Step 3: Cross multiply
    629,069.16x = 942,816.80 × 495,421.58
  4. Step 4: Simplify right side
    629,069.16x = 467,091,788,706.54
  5. Step 5: Solve for x
    x = 467,091,788,706.54/629,069.16
  6. Step 6: Final answer
    x = 742,512.62

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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.