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Finding the Fourth Proportional to 575,282.88, 793,856.22 and 330,211.02

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Solution

The fourth proportional to 575,282.88, 793,856.22 and 330,211.02 is: 455,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,282.88 : 793,856.22 = 330,211.02 : x
  2. Step 2: Convert to fraction form
    575,282.88/793,856.22 = 330,211.02/x
  3. Step 3: Cross multiply
    575,282.88x = 793,856.22 × 330,211.02
  4. Step 4: Simplify right side
    575,282.88x = 262,140,072,139.54
  5. Step 5: Solve for x
    x = 262,140,072,139.54/575,282.88
  6. Step 6: Final answer
    x = 455,671.60

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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.