Home / 930,292.38-1,393,570.20-424,157.13

Finding the Fourth Proportional to 930,292.38, 1,393,570.20 and 424,157.13

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Solution

The fourth proportional to 930,292.38, 1,393,570.20 and 424,157.13 is: 635,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,292.38 : 1,393,570.20 = 424,157.13 : x
  2. Step 2: Convert to fraction form
    930,292.38/1,393,570.20 = 424,157.13/x
  3. Step 3: Cross multiply
    930,292.38x = 1,393,570.20 × 424,157.13
  4. Step 4: Simplify right side
    930,292.38x = 591,092,736,485.53
  5. Step 5: Solve for x
    x = 591,092,736,485.53/930,292.38
  6. Step 6: Final answer
    x = 635,383.83

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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.