Home / 930,900.96-1,285,400.88-758,845.92

Finding the Fourth Proportional to 930,900.96, 1,285,400.88 and 758,845.92

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Solution

The fourth proportional to 930,900.96, 1,285,400.88 and 758,845.92 is: 1,047,824.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,900.96 : 1,285,400.88 = 758,845.92 : x
  2. Step 2: Convert to fraction form
    930,900.96/1,285,400.88 = 758,845.92/x
  3. Step 3: Cross multiply
    930,900.96x = 1,285,400.88 × 758,845.92
  4. Step 4: Simplify right side
    930,900.96x = 975,421,213,352.41
  5. Step 5: Solve for x
    x = 975,421,213,352.41/930,900.96
  6. Step 6: Final answer
    x = 1,047,824.91

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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.