Home / 710,646.09-1,066,264.38-311,081.19

Finding the Fourth Proportional to 710,646.09, 1,066,264.38 and 311,081.19

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Solution

The fourth proportional to 710,646.09, 1,066,264.38 and 311,081.19 is: 466,751.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,646.09 : 1,066,264.38 = 311,081.19 : x
  2. Step 2: Convert to fraction form
    710,646.09/1,066,264.38 = 311,081.19/x
  3. Step 3: Cross multiply
    710,646.09x = 1,066,264.38 × 311,081.19
  4. Step 4: Simplify right side
    710,646.09x = 331,694,792,185.01
  5. Step 5: Solve for x
    x = 331,694,792,185.01/710,646.09
  6. Step 6: Final answer
    x = 466,751.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.