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Finding the Fourth Proportional to 595,274.16, 821,487.18 and 323,347.36

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Solution

The fourth proportional to 595,274.16, 821,487.18 and 323,347.36 is: 446,224.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,274.16 : 821,487.18 = 323,347.36 : x
  2. Step 2: Convert to fraction form
    595,274.16/821,487.18 = 323,347.36/x
  3. Step 3: Cross multiply
    595,274.16x = 821,487.18 × 323,347.36
  4. Step 4: Simplify right side
    595,274.16x = 265,625,710,926.85
  5. Step 5: Solve for x
    x = 265,625,710,926.85/595,274.16
  6. Step 6: Final answer
    x = 446,224.16

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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.