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Finding the Fourth Proportional to 575,504.08, 794,196.12 and 320,850.16

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Solution

The fourth proportional to 575,504.08, 794,196.12 and 320,850.16 is: 442,773.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,504.08 : 794,196.12 = 320,850.16 : x
  2. Step 2: Convert to fraction form
    575,504.08/794,196.12 = 320,850.16/x
  3. Step 3: Cross multiply
    575,504.08x = 794,196.12 × 320,850.16
  4. Step 4: Simplify right side
    575,504.08x = 254,817,952,173.38
  5. Step 5: Solve for x
    x = 254,817,952,173.38/575,504.08
  6. Step 6: Final answer
    x = 442,773.49

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Double scale
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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.