Home / 942,448.98-1,300,847.01-555,489.30

Finding the Fourth Proportional to 942,448.98, 1,300,847.01 and 555,489.30

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Solution

The fourth proportional to 942,448.98, 1,300,847.01 and 555,489.30 is: 766,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,448.98 : 1,300,847.01 = 555,489.30 : x
  2. Step 2: Convert to fraction form
    942,448.98/1,300,847.01 = 555,489.30/x
  3. Step 3: Cross multiply
    942,448.98x = 1,300,847.01 × 555,489.30
  4. Step 4: Simplify right side
    942,448.98x = 722,606,594,991.99
  5. Step 5: Solve for x
    x = 722,606,594,991.99/942,448.98
  6. Step 6: Final answer
    x = 766,732.85

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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.