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Finding the Fourth Proportional to 365,230.61, 504,068.30 and 210,178.71

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Solution

The fourth proportional to 365,230.61, 504,068.30 and 210,178.71 is: 290,075.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,230.61 : 504,068.30 = 210,178.71 : x
  2. Step 2: Convert to fraction form
    365,230.61/504,068.30 = 210,178.71/x
  3. Step 3: Cross multiply
    365,230.61x = 504,068.30 × 210,178.71
  4. Step 4: Simplify right side
    365,230.61x = 105,944,423,995.00
  5. Step 5: Solve for x
    x = 105,944,423,995.00/365,230.61
  6. Step 6: Final answer
    x = 290,075.42

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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.