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Finding the Fourth Proportional to 364,218.65, 502,624.71 and 203,084.60

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Solution

The fourth proportional to 364,218.65, 502,624.71 and 203,084.60 is: 280,258.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,218.65 : 502,624.71 = 203,084.60 : x
  2. Step 2: Convert to fraction form
    364,218.65/502,624.71 = 203,084.60/x
  3. Step 3: Cross multiply
    364,218.65x = 502,624.71 × 203,084.60
  4. Step 4: Simplify right side
    364,218.65x = 102,075,338,180.47
  5. Step 5: Solve for x
    x = 102,075,338,180.47/364,218.65
  6. Step 6: Final answer
    x = 280,258.41

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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.