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Finding the Fourth Proportional to 575,967, 794,832.18 and 321,317.88

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Solution

The fourth proportional to 575,967, 794,832.18 and 321,317.88 is: 443,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,967 : 794,832.18 = 321,317.88 : x
  2. Step 2: Convert to fraction form
    575,967/794,832.18 = 321,317.88/x
  3. Step 3: Cross multiply
    575,967x = 794,832.18 × 321,317.88
  4. Step 4: Simplify right side
    575,967x = 255,393,791,033.38
  5. Step 5: Solve for x
    x = 255,393,791,033.38/575,967
  6. Step 6: Final answer
    x = 443,417.40

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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.