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Finding the Fourth Proportional to 465,507.33, 642,400.88 and 264,303.33

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Solution

The fourth proportional to 465,507.33, 642,400.88 and 264,303.33 is: 364,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,507.33 : 642,400.88 = 264,303.33 : x
  2. Step 2: Convert to fraction form
    465,507.33/642,400.88 = 264,303.33/x
  3. Step 3: Cross multiply
    465,507.33x = 642,400.88 × 264,303.33
  4. Step 4: Simplify right side
    465,507.33x = 169,788,690,457.41
  5. Step 5: Solve for x
    x = 169,788,690,457.41/465,507.33
  6. Step 6: Final answer
    x = 364,739.03

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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.