Home / 731,619.36-1,009,727.28-445,122.24

Finding the Fourth Proportional to 731,619.36, 1,009,727.28 and 445,122.24

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Solution

The fourth proportional to 731,619.36, 1,009,727.28 and 445,122.24 is: 614,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,619.36 : 1,009,727.28 = 445,122.24 : x
  2. Step 2: Convert to fraction form
    731,619.36/1,009,727.28 = 445,122.24/x
  3. Step 3: Cross multiply
    731,619.36x = 1,009,727.28 × 445,122.24
  4. Step 4: Simplify right side
    731,619.36x = 449,452,068,662.71
  5. Step 5: Solve for x
    x = 449,452,068,662.71/731,619.36
  6. Step 6: Final answer
    x = 614,325.01

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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.