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Finding the Fourth Proportional to 583,887.06, 805,841.46 and 342,264.60

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Solution

The fourth proportional to 583,887.06, 805,841.46 and 342,264.60 is: 472,370.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,887.06 : 805,841.46 = 342,264.60 : x
  2. Step 2: Convert to fraction form
    583,887.06/805,841.46 = 342,264.60/x
  3. Step 3: Cross multiply
    583,887.06x = 805,841.46 × 342,264.60
  4. Step 4: Simplify right side
    583,887.06x = 275,811,004,970.32
  5. Step 5: Solve for x
    x = 275,811,004,970.32/583,887.06
  6. Step 6: Final answer
    x = 472,370.47

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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.