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Finding the Fourth Proportional to 575,598.58, 794,306.44 and 317,485.76

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Solution

The fourth proportional to 575,598.58, 794,306.44 and 317,485.76 is: 438,119.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,598.58 : 794,306.44 = 317,485.76 : x
  2. Step 2: Convert to fraction form
    575,598.58/794,306.44 = 317,485.76/x
  3. Step 3: Cross multiply
    575,598.58x = 794,306.44 × 317,485.76
  4. Step 4: Simplify right side
    575,598.58x = 252,180,987,574.11
  5. Step 5: Solve for x
    x = 252,180,987,574.11/575,598.58
  6. Step 6: Final answer
    x = 438,119.54

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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.