Home / 596,901.28-823,472.40-395,347.36

Finding the Fourth Proportional to 596,901.28, 823,472.40 and 395,347.36

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Solution

The fourth proportional to 596,901.28, 823,472.40 and 395,347.36 is: 545,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,901.28 : 823,472.40 = 395,347.36 : x
  2. Step 2: Convert to fraction form
    596,901.28/823,472.40 = 395,347.36/x
  3. Step 3: Cross multiply
    596,901.28x = 823,472.40 × 395,347.36
  4. Step 4: Simplify right side
    596,901.28x = 325,557,639,372.86
  5. Step 5: Solve for x
    x = 325,557,639,372.86/596,901.28
  6. Step 6: Final answer
    x = 545,412.87

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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.