Home / 1,142,454.44-1,713,795.44-422,988.50

Finding the Fourth Proportional to 1,142,454.44, 1,713,795.44 and 422,988.50

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Solution

The fourth proportional to 1,142,454.44, 1,713,795.44 and 422,988.50 is: 634,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,454.44 : 1,713,795.44 = 422,988.50 : x
  2. Step 2: Convert to fraction form
    1,142,454.44/1,713,795.44 = 422,988.50/x
  3. Step 3: Cross multiply
    1,142,454.44x = 1,713,795.44 × 422,988.50
  4. Step 4: Simplify right side
    1,142,454.44x = 724,915,762,472.44
  5. Step 5: Solve for x
    x = 724,915,762,472.44/1,142,454.44
  6. Step 6: Final answer
    x = 634,524.88

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Double scale
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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.