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Finding the Fourth Proportional to 458,528.04, 687,478.32 and 233,452.92

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Solution

The fourth proportional to 458,528.04, 687,478.32 and 233,452.92 is: 350,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,528.04 : 687,478.32 = 233,452.92 : x
  2. Step 2: Convert to fraction form
    458,528.04/687,478.32 = 233,452.92/x
  3. Step 3: Cross multiply
    458,528.04x = 687,478.32 × 233,452.92
  4. Step 4: Simplify right side
    458,528.04x = 160,493,821,240.69
  5. Step 5: Solve for x
    x = 160,493,821,240.69/458,528.04
  6. Step 6: Final answer
    x = 350,019.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.