Home / 583,881.12-805,811.76-366,124.48

Finding the Fourth Proportional to 583,881.12, 805,811.76 and 366,124.48

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Solution

The fourth proportional to 583,881.12, 805,811.76 and 366,124.48 is: 505,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,881.12 : 805,811.76 = 366,124.48 : x
  2. Step 2: Convert to fraction form
    583,881.12/805,811.76 = 366,124.48/x
  3. Step 3: Cross multiply
    583,881.12x = 805,811.76 × 366,124.48
  4. Step 4: Simplify right side
    583,881.12x = 295,027,411,607.89
  5. Step 5: Solve for x
    x = 295,027,411,607.89/583,881.12
  6. Step 6: Final answer
    x = 505,286.78

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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.