Home / 850,904.19-1,174,272.39-468,955.58

Finding the Fourth Proportional to 850,904.19, 1,174,272.39 and 468,955.58

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Solution

The fourth proportional to 850,904.19, 1,174,272.39 and 468,955.58 is: 647,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,904.19 : 1,174,272.39 = 468,955.58 : x
  2. Step 2: Convert to fraction form
    850,904.19/1,174,272.39 = 468,955.58/x
  3. Step 3: Cross multiply
    850,904.19x = 1,174,272.39 × 468,955.58
  4. Step 4: Simplify right side
    850,904.19x = 550,681,583,859.07
  5. Step 5: Solve for x
    x = 550,681,583,859.07/850,904.19
  6. Step 6: Final answer
    x = 647,172.26

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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.