Home / 335,320.74-502,973.82-157,729.32

Finding the Fourth Proportional to 335,320.74, 502,973.82 and 157,729.32

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Solution

The fourth proportional to 335,320.74, 502,973.82 and 157,729.32 is: 236,590.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,320.74 : 502,973.82 = 157,729.32 : x
  2. Step 2: Convert to fraction form
    335,320.74/502,973.82 = 157,729.32/x
  3. Step 3: Cross multiply
    335,320.74x = 502,973.82 × 157,729.32
  4. Step 4: Simplify right side
    335,320.74x = 79,333,718,606.40
  5. Step 5: Solve for x
    x = 79,333,718,606.40/335,320.74
  6. Step 6: Final answer
    x = 236,590.55

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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.