Home / 637,202.90-879,364.93-350,749.64

Finding the Fourth Proportional to 637,202.90, 879,364.93 and 350,749.64

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Solution

The fourth proportional to 637,202.90, 879,364.93 and 350,749.64 is: 484,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,202.90 : 879,364.93 = 350,749.64 : x
  2. Step 2: Convert to fraction form
    637,202.90/879,364.93 = 350,749.64/x
  3. Step 3: Cross multiply
    637,202.90x = 879,364.93 × 350,749.64
  4. Step 4: Simplify right side
    637,202.90x = 308,436,931,965.36
  5. Step 5: Solve for x
    x = 308,436,931,965.36/637,202.90
  6. Step 6: Final answer
    x = 484,048.22

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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.