Home / 369,973.35-510,508.51-216,953.82

Finding the Fourth Proportional to 369,973.35, 510,508.51 and 216,953.82

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Solution

The fourth proportional to 369,973.35, 510,508.51 and 216,953.82 is: 299,364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,973.35 : 510,508.51 = 216,953.82 : x
  2. Step 2: Convert to fraction form
    369,973.35/510,508.51 = 216,953.82/x
  3. Step 3: Cross multiply
    369,973.35x = 510,508.51 × 216,953.82
  4. Step 4: Simplify right side
    369,973.35x = 110,756,770,844.62
  5. Step 5: Solve for x
    x = 110,756,770,844.62/369,973.35
  6. Step 6: Final answer
    x = 299,364.19

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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.