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Finding the Fourth Proportional to 458,347.91, 632,526.86 and 254,411.96

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Solution

The fourth proportional to 458,347.91, 632,526.86 and 254,411.96 is: 351,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,347.91 : 632,526.86 = 254,411.96 : x
  2. Step 2: Convert to fraction form
    458,347.91/632,526.86 = 254,411.96/x
  3. Step 3: Cross multiply
    458,347.91x = 632,526.86 × 254,411.96
  4. Step 4: Simplify right side
    458,347.91x = 160,922,396,933.19
  5. Step 5: Solve for x
    x = 160,922,396,933.19/458,347.91
  6. Step 6: Final answer
    x = 351,092.25

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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.