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Finding the Fourth Proportional to 216,347.94, 300,087.68 and 210,593.70

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Solution

The fourth proportional to 216,347.94, 300,087.68 and 210,593.70 is: 292,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,347.94 : 300,087.68 = 210,593.70 : x
  2. Step 2: Convert to fraction form
    216,347.94/300,087.68 = 210,593.70/x
  3. Step 3: Cross multiply
    216,347.94x = 300,087.68 × 210,593.70
  4. Step 4: Simplify right side
    216,347.94x = 63,196,573,802.65
  5. Step 5: Solve for x
    x = 63,196,573,802.65/216,347.94
  6. Step 6: Final answer
    x = 292,106.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.