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Finding the Fourth Proportional to 575,010.32, 793,522.92 and 330,035.60

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Solution

The fourth proportional to 575,010.32, 793,522.92 and 330,035.60 is: 455,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,010.32 : 793,522.92 = 330,035.60 : x
  2. Step 2: Convert to fraction form
    575,010.32/793,522.92 = 330,035.60/x
  3. Step 3: Cross multiply
    575,010.32x = 793,522.92 × 330,035.60
  4. Step 4: Simplify right side
    575,010.32x = 261,890,813,015.95
  5. Step 5: Solve for x
    x = 261,890,813,015.95/575,010.32
  6. Step 6: Final answer
    x = 455,454.11

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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.