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Finding the Fourth Proportional to 583,539.84, 805,270.55 and 325,462.91

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Solution

The fourth proportional to 583,539.84, 805,270.55 and 325,462.91 is: 449,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,539.84 : 805,270.55 = 325,462.91 : x
  2. Step 2: Convert to fraction form
    583,539.84/805,270.55 = 325,462.91/x
  3. Step 3: Cross multiply
    583,539.84x = 805,270.55 × 325,462.91
  4. Step 4: Simplify right side
    583,539.84x = 262,085,690,886.63
  5. Step 5: Solve for x
    x = 262,085,690,886.63/583,539.84
  6. Step 6: Final answer
    x = 449,130.76

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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.