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Finding the Fourth Proportional to 575,107.09, 793,630.10 and 360,365.56

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Solution

The fourth proportional to 575,107.09, 793,630.10 and 360,365.56 is: 497,293.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,107.09 : 793,630.10 = 360,365.56 : x
  2. Step 2: Convert to fraction form
    575,107.09/793,630.10 = 360,365.56/x
  3. Step 3: Cross multiply
    575,107.09x = 793,630.10 × 360,365.56
  4. Step 4: Simplify right side
    575,107.09x = 285,996,954,336.20
  5. Step 5: Solve for x
    x = 285,996,954,336.20/575,107.09
  6. Step 6: Final answer
    x = 497,293.39

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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.