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Finding the Fourth Proportional to 365,463.63, 504,402.10 and 212,590.46

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Solution

The fourth proportional to 365,463.63, 504,402.10 and 212,590.46 is: 293,411.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,463.63 : 504,402.10 = 212,590.46 : x
  2. Step 2: Convert to fraction form
    365,463.63/504,402.10 = 212,590.46/x
  3. Step 3: Cross multiply
    365,463.63x = 504,402.10 × 212,590.46
  4. Step 4: Simplify right side
    365,463.63x = 107,231,075,193.50
  5. Step 5: Solve for x
    x = 107,231,075,193.50/365,463.63
  6. Step 6: Final answer
    x = 293,411.07

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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.