Home / 748,164.25-1,032,472.13-408,632.50

Finding the Fourth Proportional to 748,164.25, 1,032,472.13 and 408,632.50

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Solution

The fourth proportional to 748,164.25, 1,032,472.13 and 408,632.50 is: 563,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,164.25 : 1,032,472.13 = 408,632.50 : x
  2. Step 2: Convert to fraction form
    748,164.25/1,032,472.13 = 408,632.50/x
  3. Step 3: Cross multiply
    748,164.25x = 1,032,472.13 × 408,632.50
  4. Step 4: Simplify right side
    748,164.25x = 421,901,667,662.23
  5. Step 5: Solve for x
    x = 421,901,667,662.23/748,164.25
  6. Step 6: Final answer
    x = 563,915.83

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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.