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Finding the Fourth Proportional to 537,607.56, 805,959.35 and 359,571.18

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Solution

The fourth proportional to 537,607.56, 805,959.35 and 359,571.18 is: 539,054.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,607.56 : 805,959.35 = 359,571.18 : x
  2. Step 2: Convert to fraction form
    537,607.56/805,959.35 = 359,571.18/x
  3. Step 3: Cross multiply
    537,607.56x = 805,959.35 × 359,571.18
  4. Step 4: Simplify right side
    537,607.56x = 289,799,754,511.53
  5. Step 5: Solve for x
    x = 289,799,754,511.53/537,607.56
  6. Step 6: Final answer
    x = 539,054.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.