Home / 948,667.41-1,423,100.88-309,021.08

Finding the Fourth Proportional to 948,667.41, 1,423,100.88 and 309,021.08

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Solution

The fourth proportional to 948,667.41, 1,423,100.88 and 309,021.08 is: 463,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,667.41 : 1,423,100.88 = 309,021.08 : x
  2. Step 2: Convert to fraction form
    948,667.41/1,423,100.88 = 309,021.08/x
  3. Step 3: Cross multiply
    948,667.41x = 1,423,100.88 × 309,021.08
  4. Step 4: Simplify right side
    948,667.41x = 439,768,163,771.05
  5. Step 5: Solve for x
    x = 439,768,163,771.05/948,667.41
  6. Step 6: Final answer
    x = 463,564.11

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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.