Home / 369,094.35-553,641.42-211,211.19

Finding the Fourth Proportional to 369,094.35, 553,641.42 and 211,211.19

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Solution

The fourth proportional to 369,094.35, 553,641.42 and 211,211.19 is: 316,816.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,094.35 : 553,641.42 = 211,211.19 : x
  2. Step 2: Convert to fraction form
    369,094.35/553,641.42 = 211,211.19/x
  3. Step 3: Cross multiply
    369,094.35x = 553,641.42 × 211,211.19
  4. Step 4: Simplify right side
    369,094.35x = 116,935,263,151.49
  5. Step 5: Solve for x
    x = 116,935,263,151.49/369,094.35
  6. Step 6: Final answer
    x = 316,816.72

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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.