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Finding the Fourth Proportional to 575,739.35, 794,517.98 and 317,632.34

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Solution

The fourth proportional to 575,739.35, 794,517.98 and 317,632.34 is: 438,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,739.35 : 794,517.98 = 317,632.34 : x
  2. Step 2: Convert to fraction form
    575,739.35/794,517.98 = 317,632.34/x
  3. Step 3: Cross multiply
    575,739.35x = 794,517.98 × 317,632.34
  4. Step 4: Simplify right side
    575,739.35x = 252,364,599,598.72
  5. Step 5: Solve for x
    x = 252,364,599,598.72/575,739.35
  6. Step 6: Final answer
    x = 438,331.34

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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.