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Finding the Fourth Proportional to 445,539.96, 614,645.90 and 264,259.53

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Solution

The fourth proportional to 445,539.96, 614,645.90 and 264,259.53 is: 364,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,539.96 : 614,645.90 = 264,259.53 : x
  2. Step 2: Convert to fraction form
    445,539.96/614,645.90 = 264,259.53/x
  3. Step 3: Cross multiply
    445,539.96x = 614,645.90 × 264,259.53
  4. Step 4: Simplify right side
    445,539.96x = 162,426,035,329.13
  5. Step 5: Solve for x
    x = 162,426,035,329.13/445,539.96
  6. Step 6: Final answer
    x = 364,559.97

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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.