Home / 741,871.59-1,023,976.13-470,071.23

Finding the Fourth Proportional to 741,871.59, 1,023,976.13 and 470,071.23

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Solution

The fourth proportional to 741,871.59, 1,023,976.13 and 470,071.23 is: 648,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,871.59 : 1,023,976.13 = 470,071.23 : x
  2. Step 2: Convert to fraction form
    741,871.59/1,023,976.13 = 470,071.23/x
  3. Step 3: Cross multiply
    741,871.59x = 1,023,976.13 × 470,071.23
  4. Step 4: Simplify right side
    741,871.59x = 481,341,716,569.38
  5. Step 5: Solve for x
    x = 481,341,716,569.38/741,871.59
  6. Step 6: Final answer
    x = 648,820.80

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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.