Home / 469,530.27-647,438.27-348,895.35

Finding the Fourth Proportional to 469,530.27, 647,438.27 and 348,895.35

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Solution

The fourth proportional to 469,530.27, 647,438.27 and 348,895.35 is: 481,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,530.27 : 647,438.27 = 348,895.35 : x
  2. Step 2: Convert to fraction form
    469,530.27/647,438.27 = 348,895.35/x
  3. Step 3: Cross multiply
    469,530.27x = 647,438.27 × 348,895.35
  4. Step 4: Simplify right side
    469,530.27x = 225,888,200,070.57
  5. Step 5: Solve for x
    x = 225,888,200,070.57/469,530.27
  6. Step 6: Final answer
    x = 481,094.01

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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.