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Finding the Fourth Proportional to 364,397.01, 502,846.22 and 211,423.35

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Solution

The fourth proportional to 364,397.01, 502,846.22 and 211,423.35 is: 291,751.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,397.01 : 502,846.22 = 211,423.35 : x
  2. Step 2: Convert to fraction form
    364,397.01/502,846.22 = 211,423.35/x
  3. Step 3: Cross multiply
    364,397.01x = 502,846.22 × 211,423.35
  4. Step 4: Simplify right side
    364,397.01x = 106,313,432,895.80
  5. Step 5: Solve for x
    x = 106,313,432,895.80/364,397.01
  6. Step 6: Final answer
    x = 291,751.66

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1.5x scale

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.