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Finding the Fourth Proportional to 415,800.66, 573,804.42 and 224,813.60

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Solution

The fourth proportional to 415,800.66, 573,804.42 and 224,813.60 is: 310,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,800.66 : 573,804.42 = 224,813.60 : x
  2. Step 2: Convert to fraction form
    415,800.66/573,804.42 = 224,813.60/x
  3. Step 3: Cross multiply
    415,800.66x = 573,804.42 × 224,813.60
  4. Step 4: Simplify right side
    415,800.66x = 128,999,037,356.11
  5. Step 5: Solve for x
    x = 128,999,037,356.11/415,800.66
  6. Step 6: Final answer
    x = 310,242.50

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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.