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Finding the Fourth Proportional to 584,444.87, 806,526.26 and 326,326.22

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Solution

The fourth proportional to 584,444.87, 806,526.26 and 326,326.22 is: 450,325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,444.87 : 806,526.26 = 326,326.22 : x
  2. Step 2: Convert to fraction form
    584,444.87/806,526.26 = 326,326.22/x
  3. Step 3: Cross multiply
    584,444.87x = 806,526.26 × 326,326.22
  4. Step 4: Simplify right side
    584,444.87x = 263,190,666,176.06
  5. Step 5: Solve for x
    x = 263,190,666,176.06/584,444.87
  6. Step 6: Final answer
    x = 450,325.91

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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.