Home / 867,218.97-1,300,080.93-335,113.37

Finding the Fourth Proportional to 867,218.97, 1,300,080.93 and 335,113.37

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Solution

The fourth proportional to 867,218.97, 1,300,080.93 and 335,113.37 is: 502,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,218.97 : 1,300,080.93 = 335,113.37 : x
  2. Step 2: Convert to fraction form
    867,218.97/1,300,080.93 = 335,113.37/x
  3. Step 3: Cross multiply
    867,218.97x = 1,300,080.93 × 335,113.37
  4. Step 4: Simplify right side
    867,218.97x = 435,674,495,224.63
  5. Step 5: Solve for x
    x = 435,674,495,224.63/867,218.97
  6. Step 6: Final answer
    x = 502,381.19

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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.