Home / 948,739.50-1,423,021.03-265,688.17

Finding the Fourth Proportional to 948,739.50, 1,423,021.03 and 265,688.17

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Solution

The fourth proportional to 948,739.50, 1,423,021.03 and 265,688.17 is: 398,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,739.50 : 1,423,021.03 = 265,688.17 : x
  2. Step 2: Convert to fraction form
    948,739.50/1,423,021.03 = 265,688.17/x
  3. Step 3: Cross multiply
    948,739.50x = 1,423,021.03 × 265,688.17
  4. Step 4: Simplify right side
    948,739.50x = 378,079,849,110.44
  5. Step 5: Solve for x
    x = 378,079,849,110.44/948,739.50
  6. Step 6: Final answer
    x = 398,507.55

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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.