Home / 1,157,052.96-1,735,527.60-315,601.92

Finding the Fourth Proportional to 1,157,052.96, 1,735,527.60 and 315,601.92

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Solution

The fourth proportional to 1,157,052.96, 1,735,527.60 and 315,601.92 is: 473,388.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,052.96 : 1,735,527.60 = 315,601.92 : x
  2. Step 2: Convert to fraction form
    1,157,052.96/1,735,527.60 = 315,601.92/x
  3. Step 3: Cross multiply
    1,157,052.96x = 1,735,527.60 × 315,601.92
  4. Step 4: Simplify right side
    1,157,052.96x = 547,735,842,772.99
  5. Step 5: Solve for x
    x = 547,735,842,772.99/1,157,052.96
  6. Step 6: Final answer
    x = 473,388.74

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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.