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Finding the Fourth Proportional to 362,123.60, 508,022.80 and 362,123.60

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Solution

The fourth proportional to 362,123.60, 508,022.80 and 362,123.60 is: 508,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,123.60 : 508,022.80 = 362,123.60 : x
  2. Step 2: Convert to fraction form
    362,123.60/508,022.80 = 362,123.60/x
  3. Step 3: Cross multiply
    362,123.60x = 508,022.80 × 362,123.60
  4. Step 4: Simplify right side
    362,123.60x = 183,967,045,218.08
  5. Step 5: Solve for x
    x = 183,967,045,218.08/362,123.60
  6. Step 6: Final answer
    x = 508,022.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.