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Finding the Fourth Proportional to 441,568.79, 609,444.45 and 260,270.13

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Solution

The fourth proportional to 441,568.79, 609,444.45 and 260,270.13 is: 359,219.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,568.79 : 609,444.45 = 260,270.13 : x
  2. Step 2: Convert to fraction form
    441,568.79/609,444.45 = 260,270.13/x
  3. Step 3: Cross multiply
    441,568.79x = 609,444.45 × 260,270.13
  4. Step 4: Simplify right side
    441,568.79x = 158,620,184,927.93
  5. Step 5: Solve for x
    x = 158,620,184,927.93/441,568.79
  6. Step 6: Final answer
    x = 359,219.65

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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.