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Finding the Fourth Proportional to 575,684.08, 794,424.60 and 317,571.36

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Solution

The fourth proportional to 575,684.08, 794,424.60 and 317,571.36 is: 438,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,684.08 : 794,424.60 = 317,571.36 : x
  2. Step 2: Convert to fraction form
    575,684.08/794,424.60 = 317,571.36/x
  3. Step 3: Cross multiply
    575,684.08x = 794,424.60 × 317,571.36
  4. Step 4: Simplify right side
    575,684.08x = 252,286,500,639.46
  5. Step 5: Solve for x
    x = 252,286,500,639.46/575,684.08
  6. Step 6: Final answer
    x = 438,237.76

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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.