Home / 659,298.12-989,096.34-210,044.58

Finding the Fourth Proportional to 659,298.12, 989,096.34 and 210,044.58

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Solution

The fourth proportional to 659,298.12, 989,096.34 and 210,044.58 is: 315,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,298.12 : 989,096.34 = 210,044.58 : x
  2. Step 2: Convert to fraction form
    659,298.12/989,096.34 = 210,044.58/x
  3. Step 3: Cross multiply
    659,298.12x = 989,096.34 × 210,044.58
  4. Step 4: Simplify right side
    659,298.12x = 207,754,325,314.84
  5. Step 5: Solve for x
    x = 207,754,325,314.84/659,298.12
  6. Step 6: Final answer
    x = 315,114.39

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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.