Home / 477,243.03-715,712.41-157,335.28

Finding the Fourth Proportional to 477,243.03, 715,712.41 and 157,335.28

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Solution

The fourth proportional to 477,243.03, 715,712.41 and 157,335.28 is: 235,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,243.03 : 715,712.41 = 157,335.28 : x
  2. Step 2: Convert to fraction form
    477,243.03/715,712.41 = 157,335.28/x
  3. Step 3: Cross multiply
    477,243.03x = 715,712.41 × 157,335.28
  4. Step 4: Simplify right side
    477,243.03x = 112,606,810,244.21
  5. Step 5: Solve for x
    x = 112,606,810,244.21/477,243.03
  6. Step 6: Final answer
    x = 235,952.76

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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.