Home / 629,242.58-868,328.16-342,765.02

Finding the Fourth Proportional to 629,242.58, 868,328.16 and 342,765.02

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Solution

The fourth proportional to 629,242.58, 868,328.16 and 342,765.02 is: 473,001.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,242.58 : 868,328.16 = 342,765.02 : x
  2. Step 2: Convert to fraction form
    629,242.58/868,328.16 = 342,765.02/x
  3. Step 3: Cross multiply
    629,242.58x = 868,328.16 × 342,765.02
  4. Step 4: Simplify right side
    629,242.58x = 297,632,519,128.96
  5. Step 5: Solve for x
    x = 297,632,519,128.96/629,242.58
  6. Step 6: Final answer
    x = 473,001.24

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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.