Home / 369,095.35-553,642.92-211,212.19

Finding the Fourth Proportional to 369,095.35, 553,642.92 and 211,212.19

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Solution

The fourth proportional to 369,095.35, 553,642.92 and 211,212.19 is: 316,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,095.35 : 553,642.92 = 211,212.19 : x
  2. Step 2: Convert to fraction form
    369,095.35/553,642.92 = 211,212.19/x
  3. Step 3: Cross multiply
    369,095.35x = 553,642.92 × 211,212.19
  4. Step 4: Simplify right side
    369,095.35x = 116,936,133,611.20
  5. Step 5: Solve for x
    x = 116,936,133,611.20/369,095.35
  6. Step 6: Final answer
    x = 316,818.22

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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.