Home / 467,530.07-645,191.60-266,326.07

Finding the Fourth Proportional to 467,530.07, 645,191.60 and 266,326.07

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Solution

The fourth proportional to 467,530.07, 645,191.60 and 266,326.07 is: 367,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,530.07 : 645,191.60 = 266,326.07 : x
  2. Step 2: Convert to fraction form
    467,530.07/645,191.60 = 266,326.07/x
  3. Step 3: Cross multiply
    467,530.07x = 645,191.60 × 266,326.07
  4. Step 4: Simplify right side
    467,530.07x = 171,831,338,667.42
  5. Step 5: Solve for x
    x = 171,831,338,667.42/467,530.07
  6. Step 6: Final answer
    x = 367,530.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.