Home / 314,147.14-467,667.63-312,278.81

Finding the Fourth Proportional to 314,147.14, 467,667.63 and 312,278.81

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Solution

The fourth proportional to 314,147.14, 467,667.63 and 312,278.81 is: 464,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,147.14 : 467,667.63 = 312,278.81 : x
  2. Step 2: Convert to fraction form
    314,147.14/467,667.63 = 312,278.81/x
  3. Step 3: Cross multiply
    314,147.14x = 467,667.63 × 312,278.81
  4. Step 4: Simplify right side
    314,147.14x = 146,042,688,633.58
  5. Step 5: Solve for x
    x = 146,042,688,633.58/314,147.14
  6. Step 6: Final answer
    x = 464,886.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.