Home / 984,695.51-1,358,840.44-555,064.83

Finding the Fourth Proportional to 984,695.51, 1,358,840.44 and 555,064.83

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Solution

The fourth proportional to 984,695.51, 1,358,840.44 and 555,064.83 is: 765,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,695.51 : 1,358,840.44 = 555,064.83 : x
  2. Step 2: Convert to fraction form
    984,695.51/1,358,840.44 = 555,064.83/x
  3. Step 3: Cross multiply
    984,695.51x = 1,358,840.44 × 555,064.83
  4. Step 4: Simplify right side
    984,695.51x = 754,244,538,519.56
  5. Step 5: Solve for x
    x = 754,244,538,519.56/984,695.51
  6. Step 6: Final answer
    x = 765,967.28

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Double scale
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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.