Home / 683,994.61-1,026,102.16-210,679.75

Finding the Fourth Proportional to 683,994.61, 1,026,102.16 and 210,679.75

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Solution

The fourth proportional to 683,994.61, 1,026,102.16 and 210,679.75 is: 316,053.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,994.61 : 1,026,102.16 = 210,679.75 : x
  2. Step 2: Convert to fraction form
    683,994.61/1,026,102.16 = 210,679.75/x
  3. Step 3: Cross multiply
    683,994.61x = 1,026,102.16 × 210,679.75
  4. Step 4: Simplify right side
    683,994.61x = 216,178,941,412.75
  5. Step 5: Solve for x
    x = 216,178,941,412.75/683,994.61
  6. Step 6: Final answer
    x = 316,053.58

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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.