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Finding the Fourth Proportional to 458,109.36, 632,220.81 and 264,525.23

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Solution

The fourth proportional to 458,109.36, 632,220.81 and 264,525.23 is: 365,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,109.36 : 632,220.81 = 264,525.23 : x
  2. Step 2: Convert to fraction form
    458,109.36/632,220.81 = 264,525.23/x
  3. Step 3: Cross multiply
    458,109.36x = 632,220.81 × 264,525.23
  4. Step 4: Simplify right side
    458,109.36x = 167,238,355,176.04
  5. Step 5: Solve for x
    x = 167,238,355,176.04/458,109.36
  6. Step 6: Final answer
    x = 365,062.08

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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.