Home / 465,501.20-642,392.16-264,297.20

Finding the Fourth Proportional to 465,501.20, 642,392.16 and 264,297.20

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Solution

The fourth proportional to 465,501.20, 642,392.16 and 264,297.20 is: 364,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,501.20 : 642,392.16 = 264,297.20 : x
  2. Step 2: Convert to fraction form
    465,501.20/642,392.16 = 264,297.20/x
  3. Step 3: Cross multiply
    465,501.20x = 642,392.16 × 264,297.20
  4. Step 4: Simplify right side
    465,501.20x = 169,782,449,189.95
  5. Step 5: Solve for x
    x = 169,782,449,189.95/465,501.20
  6. Step 6: Final answer
    x = 364,730.42

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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.