Home / 859,244.51-1,286,903.46-410,279.82

Finding the Fourth Proportional to 859,244.51, 1,286,903.46 and 410,279.82

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Solution

The fourth proportional to 859,244.51, 1,286,903.46 and 410,279.82 is: 614,482.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,244.51 : 1,286,903.46 = 410,279.82 : x
  2. Step 2: Convert to fraction form
    859,244.51/1,286,903.46 = 410,279.82/x
  3. Step 3: Cross multiply
    859,244.51x = 1,286,903.46 × 410,279.82
  4. Step 4: Simplify right side
    859,244.51x = 527,990,519,926.18
  5. Step 5: Solve for x
    x = 527,990,519,926.18/859,244.51
  6. Step 6: Final answer
    x = 614,482.28

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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.