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Finding the Fourth Proportional to 595,371.48, 821,609.32 and 323,437.20

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Solution

The fourth proportional to 595,371.48, 821,609.32 and 323,437.20 is: 446,341.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,371.48 : 821,609.32 = 323,437.20 : x
  2. Step 2: Convert to fraction form
    595,371.48/821,609.32 = 323,437.20/x
  3. Step 3: Cross multiply
    595,371.48x = 821,609.32 × 323,437.20
  4. Step 4: Simplify right side
    595,371.48x = 265,739,017,954.70
  5. Step 5: Solve for x
    x = 265,739,017,954.70/595,371.48
  6. Step 6: Final answer
    x = 446,341.53

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1.5x scale

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.