Home / 874,314.47-1,311,474.14-243,228.89

Finding the Fourth Proportional to 874,314.47, 1,311,474.14 and 243,228.89

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Solution

The fourth proportional to 874,314.47, 1,311,474.14 and 243,228.89 is: 364,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,314.47 : 1,311,474.14 = 243,228.89 : x
  2. Step 2: Convert to fraction form
    874,314.47/1,311,474.14 = 243,228.89/x
  3. Step 3: Cross multiply
    874,314.47x = 1,311,474.14 × 243,228.89
  4. Step 4: Simplify right side
    874,314.47x = 318,988,391,562.39
  5. Step 5: Solve for x
    x = 318,988,391,562.39/874,314.47
  6. Step 6: Final answer
    x = 364,844.01

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Double scale
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1.5x scale

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.