Home / 575,748.64-794,535.12-321,152.80

Finding the Fourth Proportional to 575,748.64, 794,535.12 and 321,152.80

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Solution

The fourth proportional to 575,748.64, 794,535.12 and 321,152.80 is: 443,191.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,748.64 : 794,535.12 = 321,152.80 : x
  2. Step 2: Convert to fraction form
    575,748.64/794,535.12 = 321,152.80/x
  3. Step 3: Cross multiply
    575,748.64x = 794,535.12 × 321,152.80
  4. Step 4: Simplify right side
    575,748.64x = 255,167,178,486.34
  5. Step 5: Solve for x
    x = 255,167,178,486.34/575,748.64
  6. Step 6: Final answer
    x = 443,191.98

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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.