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Finding the Fourth Proportional to 575,344.08, 794,001.72 and 320,697.12

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Solution

The fourth proportional to 575,344.08, 794,001.72 and 320,697.12 is: 442,577.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,344.08 : 794,001.72 = 320,697.12 : x
  2. Step 2: Convert to fraction form
    575,344.08/794,001.72 = 320,697.12/x
  3. Step 3: Cross multiply
    575,344.08x = 794,001.72 × 320,697.12
  4. Step 4: Simplify right side
    575,344.08x = 254,634,064,879.05
  5. Step 5: Solve for x
    x = 254,634,064,879.05/575,344.08
  6. Step 6: Final answer
    x = 442,577.01

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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.